20153972620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{503}}^1\times {\mathrm{17729}}^1$

素因数の和:18354

約数の個数: 48

約数和(自身を含む): 42785184960

約数和(自身を除く): 22631212340

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 503, 565, 1006, 1130, 2012, 2260, 2515, 5030, 10060, 17729, 35458, 56839, 70916, 88645, 113678, 177290, 227356, 284195, 354580, 568390, 1136780, 2003377, 4006754, 8013508, 8917687, 10016885, 17835374, 20033770, 35670748, 40067540, 44588435, 89176870, 178353740, 1007698631, 2015397262, 4030794524, 5038493155, 10076986310, 20153972620]

約数ペア:

[(1, 20153972620), (2, 10076986310), (4, 5038493155), (5, 4030794524), (10, 2015397262), (20, 1007698631), (113, 178353740), (226, 89176870), (452, 44588435), (503, 40067540), (565, 35670748), (1006, 20033770), (1130, 17835374), (2012, 10016885), (2260, 8917687), (2515, 8013508), (5030, 4006754), (10060, 2003377), (17729, 1136780), (35458, 568390), (56839, 354580), (70916, 284195), (88645, 227356), (113678, 177290)]