8045013160

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2073457}}^1$

素因数の和:2073565

約数の個数: 32

約数和(自身を含む): 18287899560

約数和(自身を除く): 10242886400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 2073457, 4146914, 8293828, 10367285, 16587656, 20734570, 41469140, 82938280, 201125329, 402250658, 804501316, 1005626645, 1609002632, 2011253290, 4022506580, 8045013160]

約数ペア:

[(1, 8045013160), (2, 4022506580), (4, 2011253290), (5, 1609002632), (8, 1005626645), (10, 804501316), (20, 402250658), (40, 201125329), (97, 82938280), (194, 41469140), (388, 20734570), (485, 16587656), (776, 10367285), (970, 8293828), (1940, 4146914), (3880, 2073457)]