9215440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8861}}^1$

素因数の和:8887

約数の個数: 40

約数和(自身を含む): 23076648

約数和(自身を除く): 13861208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8861, 17722, 35444, 44305, 70888, 88610, 115193, 141776, 177220, 230386, 354440, 460772, 575965, 708880, 921544, 1151930, 1843088, 2303860, 4607720, 9215440]

約数ペア:

[(1, 9215440), (2, 4607720), (4, 2303860), (5, 1843088), (8, 1151930), (10, 921544), (13, 708880), (16, 575965), (20, 460772), (26, 354440), (40, 230386), (52, 177220), (65, 141776), (80, 115193), (104, 88610), (130, 70888), (208, 44305), (260, 35444), (520, 17722), (1040, 8861)]