1935440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1861}}^1$

素因数の和:1887

約数の個数: 40

約数和(自身を含む): 4848648

約数和(自身を除く): 2913208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1861, 3722, 7444, 9305, 14888, 18610, 24193, 29776, 37220, 48386, 74440, 96772, 120965, 148880, 193544, 241930, 387088, 483860, 967720, 1935440]

約数ペア:

[(1, 1935440), (2, 967720), (4, 483860), (5, 387088), (8, 241930), (10, 193544), (13, 148880), (16, 120965), (20, 96772), (26, 74440), (40, 48386), (52, 37220), (65, 29776), (80, 24193), (104, 18610), (130, 14888), (208, 9305), (260, 7444), (520, 3722), (1040, 1861)]