20180070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2411}}^1$

素因数の和:2458

約数の個数: 64

約数和(自身を含む): 55572480

約数和(自身を除く): 35392410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2411, 2790, 4185, 4822, 7233, 8370, 12055, 14466, 21699, 24110, 36165, 43398, 65097, 72330, 74741, 108495, 130194, 149482, 216990, 224223, 325485, 373705, 448446, 650970, 672669, 747410, 1121115, 1345338, 2018007, 2242230, 3363345, 4036014, 6726690, 10090035, 20180070]

約数ペア:

[(1, 20180070), (2, 10090035), (3, 6726690), (5, 4036014), (6, 3363345), (9, 2242230), (10, 2018007), (15, 1345338), (18, 1121115), (27, 747410), (30, 672669), (31, 650970), (45, 448446), (54, 373705), (62, 325485), (90, 224223), (93, 216990), (135, 149482), (155, 130194), (186, 108495), (270, 74741), (279, 72330), (310, 65097), (465, 43398), (558, 36165), (837, 24110), (930, 21699), (1395, 14466), (1674, 12055), (2411, 8370), (2790, 7233), (4185, 4822)]