201005780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{245129}}^1$

素因数の和:245179

約数の個数: 24

約数和(自身を含む): 432409320

約数和(自身を除く): 231403540

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 245129, 490258, 980516, 1225645, 2451290, 4902580, 10050289, 20100578, 40201156, 50251445, 100502890, 201005780]

約数ペア:

[(1, 201005780), (2, 100502890), (4, 50251445), (5, 40201156), (10, 20100578), (20, 10050289), (41, 4902580), (82, 2451290), (164, 1225645), (205, 980516), (410, 490258), (820, 245129)]