87147860

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{38561}}^1$

素因数の和:38683

約数の個数: 24

約数和(自身を含む): 184634856

約数和(自身を除く): 97486996

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 38561, 77122, 154244, 192805, 385610, 771220, 4357393, 8714786, 17429572, 21786965, 43573930, 87147860]

約数ペア:

[(1, 87147860), (2, 43573930), (4, 21786965), (5, 17429572), (10, 8714786), (20, 4357393), (113, 771220), (226, 385610), (452, 192805), (565, 154244), (1130, 77122), (2260, 38561)]