210804980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{98507}}^1$

素因数の和:98623

約数の個数: 24

約数和(自身を含む): 446832288

約数和(自身を除く): 236027308

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 98507, 197014, 394028, 492535, 985070, 1970140, 10540249, 21080498, 42160996, 52701245, 105402490, 210804980]

約数ペア:

[(1, 210804980), (2, 105402490), (4, 52701245), (5, 42160996), (10, 21080498), (20, 10540249), (107, 1970140), (214, 985070), (428, 492535), (535, 394028), (1070, 197014), (2140, 98507)]