398975110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{35591}}^1$

素因数の和:35676

約数の個数: 32

約数和(自身を含む): 768787200

約数和(自身を除く): 369812090

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 2242, 5605, 11210, 35591, 71182, 177955, 355910, 676229, 1352458, 2099869, 3381145, 4199738, 6762290, 10499345, 20998690, 39897511, 79795022, 199487555, 398975110]

約数ペア:

[(1, 398975110), (2, 199487555), (5, 79795022), (10, 39897511), (19, 20998690), (38, 10499345), (59, 6762290), (95, 4199738), (118, 3381145), (190, 2099869), (295, 1352458), (590, 676229), (1121, 355910), (2242, 177955), (5605, 71182), (11210, 35591)]