42689020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3181}}^1$

素因数の和:3262

約数の個数: 48

約数和(自身を含む): 99431136

約数和(自身を除く): 56742116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3181, 3355, 6362, 6710, 12724, 13420, 15905, 31810, 34991, 63620, 69982, 139964, 174955, 194041, 349910, 388082, 699820, 776164, 970205, 1940410, 2134451, 3880820, 4268902, 8537804, 10672255, 21344510, 42689020]

約数ペア:

[(1, 42689020), (2, 21344510), (4, 10672255), (5, 8537804), (10, 4268902), (11, 3880820), (20, 2134451), (22, 1940410), (44, 970205), (55, 776164), (61, 699820), (110, 388082), (122, 349910), (220, 194041), (244, 174955), (305, 139964), (610, 69982), (671, 63620), (1220, 34991), (1342, 31810), (2684, 15905), (3181, 13420), (3355, 12724), (6362, 6710)]