19934200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 192

約数和(自身を含む): 59058720

約数和(自身を除く): 39124520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 25, 26, 34, 40, 41, 44, 50, 52, 55, 65, 68, 82, 85, 88, 100, 104, 110, 130, 136, 143, 164, 170, 187, 200, 205, 220, 221, 260, 275, 286, 325, 328, 340, 374, 410, 425, 440, 442, 451, 520, 533, 550, 572, 650, 680, 697, 715, 748, 820, 850, 884, 902, 935, 1025, 1066, 1100, 1105, 1144, 1300, 1394, 1430, 1496, 1640, 1700, 1768, 1804, 1870, 2050, 2132, 2200, 2210, 2255, 2431, 2600, 2665, 2788, 2860, 3400, 3485, 3575, 3608, 3740, 4100, 4264, 4420, 4510, 4675, 4862, 5330, 5525, 5576, 5720, 5863, 6970, 7150, 7480, 7667, 8200, 8840, 9020, 9061, 9350, 9724, 10660, 11050, 11275, 11726, 12155, 13325, 13940, 14300, 15334, 17425, 18040, 18122, 18700, 19448, 21320, 22100, 22550, 23452, 24310, 26650, 27880, 28600, 29315, 30668, 34850, 36244, 37400, 38335, 44200, 45100, 45305, 46904, 48620, 53300, 58630, 60775, 61336, 69700, 72488, 76670, 90200, 90610, 97240, 99671, 106600, 117260, 121550, 139400, 146575, 153340, 181220, 191675, 199342, 226525, 234520, 243100, 293150, 306680, 362440, 383350, 398684, 453050, 486200, 498355, 586300, 766700, 797368, 906100, 996710, 1172600, 1533400, 1812200, 1993420, 2491775, 3986840, 4983550, 9967100, 19934200]

約数ペア:

[(1, 19934200), (2, 9967100), (4, 4983550), (5, 3986840), (8, 2491775), (10, 1993420), (11, 1812200), (13, 1533400), (17, 1172600), (20, 996710), (22, 906100), (25, 797368), (26, 766700), (34, 586300), (40, 498355), (41, 486200), (44, 453050), (50, 398684), (52, 383350), (55, 362440), (65, 306680), (68, 293150), (82, 243100), (85, 234520), (88, 226525), (100, 199342), (104, 191675), (110, 181220), (130, 153340), (136, 146575), (143, 139400), (164, 121550), (170, 117260), (187, 106600), (200, 99671), (205, 97240), (220, 90610), (221, 90200), (260, 76670), (275, 72488), (286, 69700), (325, 61336), (328, 60775), (340, 58630), (374, 53300), (410, 48620), (425, 46904), (440, 45305), (442, 45100), (451, 44200), (520, 38335), (533, 37400), (550, 36244), (572, 34850), (650, 30668), (680, 29315), (697, 28600), (715, 27880), (748, 26650), (820, 24310), (850, 23452), (884, 22550), (902, 22100), (935, 21320), (1025, 19448), (1066, 18700), (1100, 18122), (1105, 18040), (1144, 17425), (1300, 15334), (1394, 14300), (1430, 13940), (1496, 13325), (1640, 12155), (1700, 11726), (1768, 11275), (1804, 11050), (1870, 10660), (2050, 9724), (2132, 9350), (2200, 9061), (2210, 9020), (2255, 8840), (2431, 8200), (2600, 7667), (2665, 7480), (2788, 7150), (2860, 6970), (3400, 5863), (3485, 5720), (3575, 5576), (3608, 5525), (3740, 5330), (4100, 4862), (4264, 4675), (4420, 4510)]