345641860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{3881}}^1$

素因数の和:4024

約数の個数: 48

約数和(自身を含む): 748045872

約数和(自身を除く): 402404012

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 1220, 1460, 3881, 4453, 7762, 8906, 15524, 17812, 19405, 22265, 38810, 44530, 77620, 89060, 236741, 283313, 473482, 566626, 946964, 1133252, 1183705, 1416565, 2367410, 2833130, 4734820, 5666260, 17282093, 34564186, 69128372, 86410465, 172820930, 345641860]

約数ペア:

[(1, 345641860), (2, 172820930), (4, 86410465), (5, 69128372), (10, 34564186), (20, 17282093), (61, 5666260), (73, 4734820), (122, 2833130), (146, 2367410), (244, 1416565), (292, 1183705), (305, 1133252), (365, 946964), (610, 566626), (730, 473482), (1220, 283313), (1460, 236741), (3881, 89060), (4453, 77620), (7762, 44530), (8906, 38810), (15524, 22265), (17812, 19405)]