7477640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9839}}^1$

素因数の和:9869

約数の個数: 32

約数和(自身を含む): 17712000

約数和(自身を除く): 10234360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 9839, 19678, 39356, 49195, 78712, 98390, 186941, 196780, 373882, 393560, 747764, 934705, 1495528, 1869410, 3738820, 7477640]

約数ペア:

[(1, 7477640), (2, 3738820), (4, 1869410), (5, 1495528), (8, 934705), (10, 747764), (19, 393560), (20, 373882), (38, 196780), (40, 186941), (76, 98390), (95, 78712), (152, 49195), (190, 39356), (380, 19678), (760, 9839)]