38396680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137131}}^1$

素因数の和:137149

約数の個数: 32

約数和(自身を含む): 98735040

約数和(自身を除く): 60338360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 137131, 274262, 548524, 685655, 959917, 1097048, 1371310, 1919834, 2742620, 3839668, 4799585, 5485240, 7679336, 9599170, 19198340, 38396680]

約数ペア:

[(1, 38396680), (2, 19198340), (4, 9599170), (5, 7679336), (7, 5485240), (8, 4799585), (10, 3839668), (14, 2742620), (20, 1919834), (28, 1371310), (35, 1097048), (40, 959917), (56, 685655), (70, 548524), (140, 274262), (280, 137131)]