3900231640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1373321}}^1$

素因数の和:1373403

約数の個数: 32

約数和(自身を含む): 8899126560

約数和(自身を除く): 4998894920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 1373321, 2746642, 5493284, 6866605, 10986568, 13733210, 27466420, 54932840, 97505791, 195011582, 390023164, 487528955, 780046328, 975057910, 1950115820, 3900231640]

約数ペア:

[(1, 3900231640), (2, 1950115820), (4, 975057910), (5, 780046328), (8, 487528955), (10, 390023164), (20, 195011582), (40, 97505791), (71, 54932840), (142, 27466420), (284, 13733210), (355, 10986568), (568, 6866605), (710, 5493284), (1420, 2746642), (2840, 1373321)]