20112853620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{863}}^1\times {\mathrm{2383}}^1$

素因数の和:3421

約数の個数: 96

約数和(自身を含む): 56750948352

約数和(自身を除く): 36638094732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 863, 978, 1630, 1726, 1956, 2383, 2445, 2589, 3260, 3452, 4315, 4766, 4890, 5178, 7149, 8630, 9532, 9780, 10356, 11915, 12945, 14298, 17260, 23830, 25890, 28596, 35745, 47660, 51780, 71490, 140669, 142980, 281338, 388429, 422007, 562676, 703345, 776858, 844014, 1165287, 1406690, 1553716, 1688028, 1942145, 2056529, 2110035, 2330574, 2813380, 3884290, 4113058, 4220070, 4661148, 5826435, 6169587, 7768580, 8226116, 8440140, 10282645, 11652870, 12339174, 20565290, 23305740, 24678348, 30847935, 41130580, 61695870, 123391740, 335214227, 670428454, 1005642681, 1340856908, 1676071135, 2011285362, 3352142270, 4022570724, 5028213405, 6704284540, 10056426810, 20112853620]

約数ペア:

[(1, 20112853620), (2, 10056426810), (3, 6704284540), (4, 5028213405), (5, 4022570724), (6, 3352142270), (10, 2011285362), (12, 1676071135), (15, 1340856908), (20, 1005642681), (30, 670428454), (60, 335214227), (163, 123391740), (326, 61695870), (489, 41130580), (652, 30847935), (815, 24678348), (863, 23305740), (978, 20565290), (1630, 12339174), (1726, 11652870), (1956, 10282645), (2383, 8440140), (2445, 8226116), (2589, 7768580), (3260, 6169587), (3452, 5826435), (4315, 4661148), (4766, 4220070), (4890, 4113058), (5178, 3884290), (7149, 2813380), (8630, 2330574), (9532, 2110035), (9780, 2056529), (10356, 1942145), (11915, 1688028), (12945, 1553716), (14298, 1406690), (17260, 1165287), (23830, 844014), (25890, 776858), (28596, 703345), (35745, 562676), (47660, 422007), (51780, 388429), (71490, 281338), (140669, 142980)]