90643760

素因数分解:

$2^4\times 5^1\times {\mathrm{1133047}}^1$

素因数の和:1133060

約数の個数: 20

約数和(自身を含む): 210746928

約数和(自身を除く): 120103168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1133047, 2266094, 4532188, 5665235, 9064376, 11330470, 18128752, 22660940, 45321880, 90643760]

約数ペア:

[(1, 90643760), (2, 45321880), (4, 22660940), (5, 18128752), (8, 11330470), (10, 9064376), (16, 5665235), (20, 4532188), (40, 2266094), (80, 1133047)]