15040685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 21340800

約数和(自身を除く): 6300115

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 389, 407, 703, 1045, 1945, 2035, 3515, 4279, 7391, 7733, 14393, 21395, 36955, 38665, 71965, 81301, 158323, 273467, 406505, 791615, 1367335, 3008137, 15040685]

約数ペア:

[(1, 15040685), (5, 3008137), (11, 1367335), (19, 791615), (37, 406505), (55, 273467), (95, 158323), (185, 81301), (209, 71965), (389, 38665), (407, 36955), (703, 21395), (1045, 14393), (1945, 7733), (2035, 7391), (3515, 4279)]