12558156620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1\times {\mathrm{10601}}^1$

素因数の和:11642

約数の個数: 48

約数和(自身を含む): 26834594976

約数和(自身を除く): 14276438356

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 971, 1220, 1942, 3884, 4855, 9710, 10601, 19420, 21202, 42404, 53005, 59231, 106010, 118462, 212020, 236924, 296155, 592310, 646661, 1184620, 1293322, 2586644, 3233305, 6466610, 10293571, 12933220, 20587142, 41174284, 51467855, 102935710, 205871420, 627907831, 1255815662, 2511631324, 3139539155, 6279078310, 12558156620]

約数ペア:

[(1, 12558156620), (2, 6279078310), (4, 3139539155), (5, 2511631324), (10, 1255815662), (20, 627907831), (61, 205871420), (122, 102935710), (244, 51467855), (305, 41174284), (610, 20587142), (971, 12933220), (1220, 10293571), (1942, 6466610), (3884, 3233305), (4855, 2586644), (9710, 1293322), (10601, 1184620), (19420, 646661), (21202, 592310), (42404, 296155), (53005, 236924), (59231, 212020), (106010, 118462)]