42972380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{195329}}^1$

素因数の和:195349

約数の個数: 24

約数和(自身を含む): 98446320

約数和(自身を除く): 55473940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 195329, 390658, 781316, 976645, 1953290, 2148619, 3906580, 4297238, 8594476, 10743095, 21486190, 42972380]

約数ペア:

[(1, 42972380), (2, 21486190), (4, 10743095), (5, 8594476), (10, 4297238), (11, 3906580), (20, 2148619), (22, 1953290), (44, 976645), (55, 781316), (110, 390658), (220, 195329)]