20120355032

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{390353}}^1$

素因数の和:390755

約数の個数: 32

約数和(自身を含む): 40050320400

約数和(自身を除く): 19929965368

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 379, 758, 1516, 3032, 6443, 12886, 25772, 51544, 390353, 780706, 1561412, 3122824, 6636001, 13272002, 26544004, 53088008, 147943787, 295887574, 591775148, 1183550296, 2515044379, 5030088758, 10060177516, 20120355032]

約数ペア:

[(1, 20120355032), (2, 10060177516), (4, 5030088758), (8, 2515044379), (17, 1183550296), (34, 591775148), (68, 295887574), (136, 147943787), (379, 53088008), (758, 26544004), (1516, 13272002), (3032, 6636001), (6443, 3122824), (12886, 1561412), (25772, 780706), (51544, 390353)]