79966940

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{7949}}^1$

素因数の和:8461

約数の個数: 24

約数和(自身を含む): 168285600

約数和(自身を除く): 88318660

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 7949, 10060, 15898, 31796, 39745, 79490, 158980, 3998347, 7996694, 15993388, 19991735, 39983470, 79966940]

約数ペア:

[(1, 79966940), (2, 39983470), (4, 19991735), (5, 15993388), (10, 7996694), (20, 3998347), (503, 158980), (1006, 79490), (2012, 39745), (2515, 31796), (5030, 15898), (7949, 10060)]