8767960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2011}}^1$

素因数の和:2131

約数の個数: 32

約数和(自身を含む): 19918800

約数和(自身を除く): 11150840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2011, 2180, 4022, 4360, 8044, 10055, 16088, 20110, 40220, 80440, 219199, 438398, 876796, 1095995, 1753592, 2191990, 4383980, 8767960]

約数ペア:

[(1, 8767960), (2, 4383980), (4, 2191990), (5, 1753592), (8, 1095995), (10, 876796), (20, 438398), (40, 219199), (109, 80440), (218, 40220), (436, 20110), (545, 16088), (872, 10055), (1090, 8044), (2011, 4360), (2180, 4022)]