202012380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{124699}}^1$

素因数の和:124720

約数の個数: 60

約数和(自身を含む): 633725400

約数和(自身を除く): 431713020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 124699, 249398, 374097, 498796, 623495, 748194, 1122291, 1246990, 1496388, 1870485, 2244582, 2493980, 3366873, 3740970, 4489164, 5611455, 6733746, 7481940, 10100619, 11222910, 13467492, 16834365, 20201238, 22445820, 33668730, 40402476, 50503095, 67337460, 101006190, 202012380]

約数ペア:

[(1, 202012380), (2, 101006190), (3, 67337460), (4, 50503095), (5, 40402476), (6, 33668730), (9, 22445820), (10, 20201238), (12, 16834365), (15, 13467492), (18, 11222910), (20, 10100619), (27, 7481940), (30, 6733746), (36, 5611455), (45, 4489164), (54, 3740970), (60, 3366873), (81, 2493980), (90, 2244582), (108, 1870485), (135, 1496388), (162, 1246990), (180, 1122291), (270, 748194), (324, 623495), (405, 498796), (540, 374097), (810, 249398), (1620, 124699)]