281609080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{414131}}^1$

素因数の和:414159

約数の個数: 32

約数和(自身を含む): 670893840

約数和(自身を除く): 389284760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 414131, 828262, 1656524, 2070655, 3313048, 4141310, 7040227, 8282620, 14080454, 16565240, 28160908, 35201135, 56321816, 70402270, 140804540, 281609080]

約数ペア:

[(1, 281609080), (2, 140804540), (4, 70402270), (5, 56321816), (8, 35201135), (10, 28160908), (17, 16565240), (20, 14080454), (34, 8282620), (40, 7040227), (68, 4141310), (85, 3313048), (136, 2070655), (170, 1656524), (340, 828262), (680, 414131)]