11387680

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 27203904

約数和(自身を除く): 15816224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 691, 824, 1030, 1382, 1648, 2060, 2764, 3296, 3455, 4120, 5528, 6910, 8240, 11056, 13820, 16480, 22112, 27640, 55280, 71173, 110560, 142346, 284692, 355865, 569384, 711730, 1138768, 1423460, 2277536, 2846920, 5693840, 11387680]

約数ペア:

[(1, 11387680), (2, 5693840), (4, 2846920), (5, 2277536), (8, 1423460), (10, 1138768), (16, 711730), (20, 569384), (32, 355865), (40, 284692), (80, 142346), (103, 110560), (160, 71173), (206, 55280), (412, 27640), (515, 22112), (691, 16480), (824, 13820), (1030, 11056), (1382, 8240), (1648, 6910), (2060, 5528), (2764, 4120), (3296, 3455)]