171567220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{3347}}^1$

素因数の和:3600

約数の個数: 48

約数和(自身を含む): 394849728

約数和(自身を除く): 223282508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 466, 932, 1165, 2330, 2563, 3347, 4660, 5126, 6694, 10252, 12815, 13388, 16735, 25630, 33470, 36817, 51260, 66940, 73634, 147268, 184085, 368170, 736340, 779851, 1559702, 3119404, 3899255, 7798510, 8578361, 15597020, 17156722, 34313444, 42891805, 85783610, 171567220]

約数ペア:

[(1, 171567220), (2, 85783610), (4, 42891805), (5, 34313444), (10, 17156722), (11, 15597020), (20, 8578361), (22, 7798510), (44, 3899255), (55, 3119404), (110, 1559702), (220, 779851), (233, 736340), (466, 368170), (932, 184085), (1165, 147268), (2330, 73634), (2563, 66940), (3347, 51260), (4660, 36817), (5126, 33470), (6694, 25630), (10252, 16735), (12815, 13388)]