2647590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 7091712

約数和(自身を除く): 4444122

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 71, 110, 113, 142, 165, 213, 226, 330, 339, 355, 426, 565, 678, 710, 781, 1065, 1130, 1243, 1562, 1695, 2130, 2343, 2486, 3390, 3729, 3905, 4686, 6215, 7458, 7810, 8023, 11715, 12430, 16046, 18645, 23430, 24069, 37290, 40115, 48138, 80230, 88253, 120345, 176506, 240690, 264759, 441265, 529518, 882530, 1323795, 2647590]

約数ペア:

[(1, 2647590), (2, 1323795), (3, 882530), (5, 529518), (6, 441265), (10, 264759), (11, 240690), (15, 176506), (22, 120345), (30, 88253), (33, 80230), (55, 48138), (66, 40115), (71, 37290), (110, 24069), (113, 23430), (142, 18645), (165, 16046), (213, 12430), (226, 11715), (330, 8023), (339, 7810), (355, 7458), (426, 6215), (565, 4686), (678, 3905), (710, 3729), (781, 3390), (1065, 2486), (1130, 2343), (1243, 2130), (1562, 1695)]