1812200

素因数分解:

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

素因数の和:87

約数の個数: 96

約数和(自身を含む): 4921560

約数和(自身を除く): 3109360

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 41, 50, 52, 65, 68, 82, 85, 100, 104, 130, 136, 164, 170, 200, 205, 221, 260, 325, 328, 340, 410, 425, 442, 520, 533, 650, 680, 697, 820, 850, 884, 1025, 1066, 1105, 1300, 1394, 1640, 1700, 1768, 2050, 2132, 2210, 2600, 2665, 2788, 3400, 3485, 4100, 4264, 4420, 5330, 5525, 5576, 6970, 8200, 8840, 9061, 10660, 11050, 13325, 13940, 17425, 18122, 21320, 22100, 26650, 27880, 34850, 36244, 44200, 45305, 53300, 69700, 72488, 90610, 106600, 139400, 181220, 226525, 362440, 453050, 906100, 1812200]

約数ペア:

[(1, 1812200), (2, 906100), (4, 453050), (5, 362440), (8, 226525), (10, 181220), (13, 139400), (17, 106600), (20, 90610), (25, 72488), (26, 69700), (34, 53300), (40, 45305), (41, 44200), (50, 36244), (52, 34850), (65, 27880), (68, 26650), (82, 22100), (85, 21320), (100, 18122), (104, 17425), (130, 13940), (136, 13325), (164, 11050), (170, 10660), (200, 9061), (205, 8840), (221, 8200), (260, 6970), (325, 5576), (328, 5525), (340, 5330), (410, 4420), (425, 4264), (442, 4100), (520, 3485), (533, 3400), (650, 2788), (680, 2665), (697, 2600), (820, 2210), (850, 2132), (884, 2050), (1025, 1768), (1066, 1700), (1105, 1640), (1300, 1394)]