859354840

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{112481}}^1$

素因数の和:112683

約数の個数: 32

約数和(自身を含む): 1943688960

約数和(自身を除く): 1084334120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 112481, 224962, 449924, 562405, 899848, 1124810, 2249620, 4499240, 21483871, 42967742, 85935484, 107419355, 171870968, 214838710, 429677420, 859354840]

約数ペア:

[(1, 859354840), (2, 429677420), (4, 214838710), (5, 171870968), (8, 107419355), (10, 85935484), (20, 42967742), (40, 21483871), (191, 4499240), (382, 2249620), (764, 1124810), (955, 899848), (1528, 562405), (1910, 449924), (3820, 224962), (7640, 112481)]