205617010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{827}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 395611776

約数和(自身を除く): 189994766

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 529, 827, 1058, 1081, 1654, 2162, 2645, 4135, 5290, 5405, 8270, 10810, 19021, 24863, 38042, 38869, 49726, 77738, 95105, 124315, 190210, 194345, 248630, 388690, 437483, 874966, 893987, 1787974, 2187415, 4374830, 4469935, 8939870, 20561701, 41123402, 102808505, 205617010]

約数ペア:

[(1, 205617010), (2, 102808505), (5, 41123402), (10, 20561701), (23, 8939870), (46, 4469935), (47, 4374830), (94, 2187415), (115, 1787974), (230, 893987), (235, 874966), (470, 437483), (529, 388690), (827, 248630), (1058, 194345), (1081, 190210), (1654, 124315), (2162, 95105), (2645, 77738), (4135, 49726), (5290, 38869), (5405, 38042), (8270, 24863), (10810, 19021)]