90895540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197599}}^1$

素因数の和:197631

約数の個数: 24

約数和(自身を含む): 199180800

約数和(自身を除く): 108285260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 197599, 395198, 790396, 987995, 1975990, 3951980, 4544777, 9089554, 18179108, 22723885, 45447770, 90895540]

約数ペア:

[(1, 90895540), (2, 45447770), (4, 22723885), (5, 18179108), (10, 9089554), (20, 4544777), (23, 3951980), (46, 1975990), (92, 987995), (115, 790396), (230, 395198), (460, 197599)]