1021860440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{824081}}^1$

素因数の和:824123

約数の個数: 32

約数和(自身を含む): 2373356160

約数和(自身を除く): 1351495720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 824081, 1648162, 3296324, 4120405, 6592648, 8240810, 16481620, 25546511, 32963240, 51093022, 102186044, 127732555, 204372088, 255465110, 510930220, 1021860440]

約数ペア:

[(1, 1021860440), (2, 510930220), (4, 255465110), (5, 204372088), (8, 127732555), (10, 102186044), (20, 51093022), (31, 32963240), (40, 25546511), (62, 16481620), (124, 8240810), (155, 6592648), (248, 4120405), (310, 3296324), (620, 1648162), (1240, 824081)]