89547980

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{39623}}^1$

素因数の和:39745

約数の個数: 24

約数和(自身を含む): 189719712

約数和(自身を除く): 100171732

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 39623, 79246, 158492, 198115, 396230, 792460, 4477399, 8954798, 17909596, 22386995, 44773990, 89547980]

約数ペア:

[(1, 89547980), (2, 44773990), (4, 22386995), (5, 17909596), (10, 8954798), (20, 4477399), (113, 792460), (226, 396230), (452, 198115), (565, 158492), (1130, 79246), (2260, 39623)]