1295454940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{171811}}^1$

素因数の和:171862

約数の個数: 48

約数和(自身を含む): 3030763680

約数和(自身を除く): 1735308740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 171811, 343622, 687244, 859055, 1718110, 2233543, 3436220, 4467086, 4982519, 8934172, 9965038, 11167715, 19930076, 22335430, 24912595, 44670860, 49825190, 64772747, 99650380, 129545494, 259090988, 323863735, 647727470, 1295454940]

約数ペア:

[(1, 1295454940), (2, 647727470), (4, 323863735), (5, 259090988), (10, 129545494), (13, 99650380), (20, 64772747), (26, 49825190), (29, 44670860), (52, 24912595), (58, 22335430), (65, 19930076), (116, 11167715), (130, 9965038), (145, 8934172), (260, 4982519), (290, 4467086), (377, 3436220), (580, 2233543), (754, 1718110), (1508, 859055), (1885, 687244), (3770, 343622), (7540, 171811)]