30931120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35149}}^1$

素因数の和:35173

約数の個数: 40

約数和(自身を含む): 78454800

約数和(自身を除く): 47523680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 35149, 70298, 140596, 175745, 281192, 351490, 386639, 562384, 702980, 773278, 1405960, 1546556, 1933195, 2811920, 3093112, 3866390, 6186224, 7732780, 15465560, 30931120]

約数ペア:

[(1, 30931120), (2, 15465560), (4, 7732780), (5, 6186224), (8, 3866390), (10, 3093112), (11, 2811920), (16, 1933195), (20, 1546556), (22, 1405960), (40, 773278), (44, 702980), (55, 562384), (80, 386639), (88, 351490), (110, 281192), (176, 175745), (220, 140596), (440, 70298), (880, 35149)]