1009320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 3265920

約数和(自身を除く): 2256600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 647, 780, 1294, 1560, 1941, 2588, 3235, 3882, 5176, 6470, 7764, 8411, 9705, 12940, 15528, 16822, 19410, 25233, 25880, 33644, 38820, 42055, 50466, 67288, 77640, 84110, 100932, 126165, 168220, 201864, 252330, 336440, 504660, 1009320]

約数ペア:

[(1, 1009320), (2, 504660), (3, 336440), (4, 252330), (5, 201864), (6, 168220), (8, 126165), (10, 100932), (12, 84110), (13, 77640), (15, 67288), (20, 50466), (24, 42055), (26, 38820), (30, 33644), (39, 25880), (40, 25233), (52, 19410), (60, 16822), (65, 15528), (78, 12940), (104, 9705), (120, 8411), (130, 7764), (156, 6470), (195, 5176), (260, 3882), (312, 3235), (390, 2588), (520, 1941), (647, 1560), (780, 1294)]