8355990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4004

約数の個数: 32

約数和(自身を含む): 20342016

約数和(自身を除く): 11986026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 3923, 7846, 11769, 19615, 23538, 39230, 58845, 117690, 278533, 557066, 835599, 1392665, 1671198, 2785330, 4177995, 8355990]

約数ペア:

[(1, 8355990), (2, 4177995), (3, 2785330), (5, 1671198), (6, 1392665), (10, 835599), (15, 557066), (30, 278533), (71, 117690), (142, 58845), (213, 39230), (355, 23538), (426, 19615), (710, 11769), (1065, 7846), (2130, 3923)]