409156640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{134591}}^1$

素因数の和:134625

約数の個数: 48

約数和(自身を含む): 1017515520

約数和(自身を除く): 608358880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 134591, 269182, 538364, 672955, 1076728, 1345910, 2153456, 2557229, 2691820, 4306912, 5114458, 5383640, 10228916, 10767280, 12786145, 20457832, 21534560, 25572290, 40915664, 51144580, 81831328, 102289160, 204578320, 409156640]

約数ペア:

[(1, 409156640), (2, 204578320), (4, 102289160), (5, 81831328), (8, 51144580), (10, 40915664), (16, 25572290), (19, 21534560), (20, 20457832), (32, 12786145), (38, 10767280), (40, 10228916), (76, 5383640), (80, 5114458), (95, 4306912), (152, 2691820), (160, 2557229), (190, 2153456), (304, 1345910), (380, 1076728), (608, 672955), (760, 538364), (1520, 269182), (3040, 134591)]