20832100060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{164837}}^1$

素因数の和:165006

約数の個数: 48

約数和(自身を含む): 44862310080

約数和(自身を除く): 24030210020

約数列:

[1, 2, 4, 5, 10, 20, 71, 89, 142, 178, 284, 355, 356, 445, 710, 890, 1420, 1780, 6319, 12638, 25276, 31595, 63190, 126380, 164837, 329674, 659348, 824185, 1648370, 3296740, 11703427, 14670493, 23406854, 29340986, 46813708, 58517135, 58681972, 73352465, 117034270, 146704930, 234068540, 293409860, 1041605003, 2083210006, 4166420012, 5208025015, 10416050030, 20832100060]

約数ペア:

[(1, 20832100060), (2, 10416050030), (4, 5208025015), (5, 4166420012), (10, 2083210006), (20, 1041605003), (71, 293409860), (89, 234068540), (142, 146704930), (178, 117034270), (284, 73352465), (355, 58681972), (356, 58517135), (445, 46813708), (710, 29340986), (890, 23406854), (1420, 14670493), (1780, 11703427), (6319, 3296740), (12638, 1648370), (25276, 824185), (31595, 659348), (63190, 329674), (126380, 164837)]