40409330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1907}}^1$

素因数の和:2090

約数の個数: 32

約数和(自身を含む): 78853824

約数和(自身を除く): 38444494

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 1630, 1907, 2119, 3814, 4238, 9535, 10595, 19070, 21190, 24791, 49582, 123955, 247910, 310841, 621682, 1554205, 3108410, 4040933, 8081866, 20204665, 40409330]

約数ペア:

[(1, 40409330), (2, 20204665), (5, 8081866), (10, 4040933), (13, 3108410), (26, 1554205), (65, 621682), (130, 310841), (163, 247910), (326, 123955), (815, 49582), (1630, 24791), (1907, 21190), (2119, 19070), (3814, 10595), (4238, 9535)]