90397490

素因数分解:

$2^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{19609}}^1$

素因数の和:20077

約数の個数: 16

約数和(自身を含む): 163076760

約数和(自身を除く): 72679270

約数列:

[1, 2, 5, 10, 461, 922, 2305, 4610, 19609, 39218, 98045, 196090, 9039749, 18079498, 45198745, 90397490]

約数ペア:

[(1, 90397490), (2, 45198745), (5, 18079498), (10, 9039749), (461, 196090), (922, 98045), (2305, 39218), (4610, 19609)]