179573020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{13381}}^1$

素因数の和:13462

約数の個数: 48

約数和(自身を含む): 418160736

約数和(自身を除く): 238587716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13381, 13420, 26762, 53524, 66905, 133810, 147191, 267620, 294382, 588764, 735955, 816241, 1471910, 1632482, 2943820, 3264964, 4081205, 8162410, 8978651, 16324820, 17957302, 35914604, 44893255, 89786510, 179573020]

約数ペア:

[(1, 179573020), (2, 89786510), (4, 44893255), (5, 35914604), (10, 17957302), (11, 16324820), (20, 8978651), (22, 8162410), (44, 4081205), (55, 3264964), (61, 2943820), (110, 1632482), (122, 1471910), (220, 816241), (244, 735955), (305, 588764), (610, 294382), (671, 267620), (1220, 147191), (1342, 133810), (2684, 66905), (3355, 53524), (6710, 26762), (13381, 13420)]