488153920

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{20897}}^1$

素因数の和:20987

約数の個数: 56

約数和(自身を含む): 1178396424

約数和(自身を除く): 690242504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 2336, 2920, 4672, 5840, 11680, 20897, 23360, 41794, 83588, 104485, 167176, 208970, 334352, 417940, 668704, 835880, 1337408, 1525481, 1671760, 3050962, 3343520, 6101924, 6687040, 7627405, 12203848, 15254810, 24407696, 30509620, 48815392, 61019240, 97630784, 122038480, 244076960, 488153920]

約数ペア:

[(1, 488153920), (2, 244076960), (4, 122038480), (5, 97630784), (8, 61019240), (10, 48815392), (16, 30509620), (20, 24407696), (32, 15254810), (40, 12203848), (64, 7627405), (73, 6687040), (80, 6101924), (146, 3343520), (160, 3050962), (292, 1671760), (320, 1525481), (365, 1337408), (584, 835880), (730, 668704), (1168, 417940), (1460, 334352), (2336, 208970), (2920, 167176), (4672, 104485), (5840, 83588), (11680, 41794), (20897, 23360)]