212966660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{1987}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 468913536

約数和(自身を除く): 255946876

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 233, 460, 466, 932, 1165, 1987, 2330, 3974, 4660, 5359, 7948, 9935, 10718, 19870, 21436, 26795, 39740, 45701, 53590, 91402, 107180, 182804, 228505, 457010, 462971, 914020, 925942, 1851884, 2314855, 4629710, 9259420, 10648333, 21296666, 42593332, 53241665, 106483330, 212966660]

約数ペア:

[(1, 212966660), (2, 106483330), (4, 53241665), (5, 42593332), (10, 21296666), (20, 10648333), (23, 9259420), (46, 4629710), (92, 2314855), (115, 1851884), (230, 925942), (233, 914020), (460, 462971), (466, 457010), (932, 228505), (1165, 182804), (1987, 107180), (2330, 91402), (3974, 53590), (4660, 45701), (5359, 39740), (7948, 26795), (9935, 21436), (10718, 19870)]