402922160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70937}}^1$

素因数の和:71021

約数の個数: 40

約数和(自身を含む): 950001696

約数和(自身を除く): 547079536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 70937, 141874, 283748, 354685, 567496, 709370, 1134992, 1418740, 2837480, 5036527, 5674960, 10073054, 20146108, 25182635, 40292216, 50365270, 80584432, 100730540, 201461080, 402922160]

約数ペア:

[(1, 402922160), (2, 201461080), (4, 100730540), (5, 80584432), (8, 50365270), (10, 40292216), (16, 25182635), (20, 20146108), (40, 10073054), (71, 5674960), (80, 5036527), (142, 2837480), (284, 1418740), (355, 1134992), (568, 709370), (710, 567496), (1136, 354685), (1420, 283748), (2840, 141874), (5680, 70937)]