1993420

素因数分解:

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

素因数の和:91

約数の個数: 96

約数和(自身を含む): 5334336

約数和(自身を除く): 3340916

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 41, 44, 52, 55, 65, 68, 82, 85, 110, 130, 143, 164, 170, 187, 205, 220, 221, 260, 286, 340, 374, 410, 442, 451, 533, 572, 697, 715, 748, 820, 884, 902, 935, 1066, 1105, 1394, 1430, 1804, 1870, 2132, 2210, 2255, 2431, 2665, 2788, 2860, 3485, 3740, 4420, 4510, 4862, 5330, 5863, 6970, 7667, 9020, 9061, 9724, 10660, 11726, 12155, 13940, 15334, 18122, 23452, 24310, 29315, 30668, 36244, 38335, 45305, 48620, 58630, 76670, 90610, 99671, 117260, 153340, 181220, 199342, 398684, 498355, 996710, 1993420]

約数ペア:

[(1, 1993420), (2, 996710), (4, 498355), (5, 398684), (10, 199342), (11, 181220), (13, 153340), (17, 117260), (20, 99671), (22, 90610), (26, 76670), (34, 58630), (41, 48620), (44, 45305), (52, 38335), (55, 36244), (65, 30668), (68, 29315), (82, 24310), (85, 23452), (110, 18122), (130, 15334), (143, 13940), (164, 12155), (170, 11726), (187, 10660), (205, 9724), (220, 9061), (221, 9020), (260, 7667), (286, 6970), (340, 5863), (374, 5330), (410, 4862), (442, 4510), (451, 4420), (533, 3740), (572, 3485), (697, 2860), (715, 2788), (748, 2665), (820, 2431), (884, 2255), (902, 2210), (935, 2132), (1066, 1870), (1105, 1804), (1394, 1430)]