20221780

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6203}}^1$

素因数の和:6375

約数の個数: 24

約数和(自身を含む): 42733152

約数和(自身を除く): 22511372

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 6203, 12406, 24812, 31015, 62030, 124060, 1011089, 2022178, 4044356, 5055445, 10110890, 20221780]

約数ペア:

[(1, 20221780), (2, 10110890), (4, 5055445), (5, 4044356), (10, 2022178), (20, 1011089), (163, 124060), (326, 62030), (652, 31015), (815, 24812), (1630, 12406), (3260, 6203)]