91619140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{523}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 203353920

約数和(自身を除く): 111734780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 461, 523, 922, 1046, 1844, 2092, 2305, 2615, 4610, 5230, 8759, 9220, 9937, 10460, 17518, 19874, 35036, 39748, 43795, 49685, 87590, 99370, 175180, 198740, 241103, 482206, 964412, 1205515, 2411030, 4580957, 4822060, 9161914, 18323828, 22904785, 45809570, 91619140]

約数ペア:

[(1, 91619140), (2, 45809570), (4, 22904785), (5, 18323828), (10, 9161914), (19, 4822060), (20, 4580957), (38, 2411030), (76, 1205515), (95, 964412), (190, 482206), (380, 241103), (461, 198740), (523, 175180), (922, 99370), (1046, 87590), (1844, 49685), (2092, 43795), (2305, 39748), (2615, 35036), (4610, 19874), (5230, 17518), (8759, 10460), (9220, 9937)]