20163685540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{104119}}^1$

素因数の和:104572

約数の個数: 48

約数和(自身を含む): 44290149120

約数和(自身を除く): 24126463580

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 421, 460, 842, 1684, 2105, 4210, 8420, 9683, 19366, 38732, 48415, 96830, 104119, 193660, 208238, 416476, 520595, 1041190, 2082380, 2394737, 4789474, 9578948, 11973685, 23947370, 43834099, 47894740, 87668198, 175336396, 219170495, 438340990, 876681980, 1008184277, 2016368554, 4032737108, 5040921385, 10081842770, 20163685540]

約数ペア:

[(1, 20163685540), (2, 10081842770), (4, 5040921385), (5, 4032737108), (10, 2016368554), (20, 1008184277), (23, 876681980), (46, 438340990), (92, 219170495), (115, 175336396), (230, 87668198), (421, 47894740), (460, 43834099), (842, 23947370), (1684, 11973685), (2105, 9578948), (4210, 4789474), (8420, 2394737), (9683, 2082380), (19366, 1041190), (38732, 520595), (48415, 416476), (96830, 208238), (104119, 193660)]