2906366969080

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{139460987}}^1$

素因数の和:139461519

約数の個数: 32

約数和(自身を含む): 6551877216240

約数和(自身を除く): 3645510247160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 4168, 5210, 10420, 20840, 139460987, 278921974, 557843948, 697304935, 1115687896, 1394609870, 2789219740, 5578439480, 72659174227, 145318348454, 290636696908, 363295871135, 581273393816, 726591742270, 1453183484540, 2906366969080]

約数ペア:

[(1, 2906366969080), (2, 1453183484540), (4, 726591742270), (5, 581273393816), (8, 363295871135), (10, 290636696908), (20, 145318348454), (40, 72659174227), (521, 5578439480), (1042, 2789219740), (2084, 1394609870), (2605, 1115687896), (4168, 697304935), (5210, 557843948), (10420, 278921974), (20840, 139460987)]