194269480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{118457}}^1$

素因数の和:118509

約数の個数: 32

約数和(自身を含む): 447771240

約数和(自身を除く): 253501760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 118457, 236914, 473828, 592285, 947656, 1184570, 2369140, 4738280, 4856737, 9713474, 19426948, 24283685, 38853896, 48567370, 97134740, 194269480]

約数ペア:

[(1, 194269480), (2, 97134740), (4, 48567370), (5, 38853896), (8, 24283685), (10, 19426948), (20, 9713474), (40, 4856737), (41, 4738280), (82, 2369140), (164, 1184570), (205, 947656), (328, 592285), (410, 473828), (820, 236914), (1640, 118457)]