2087851640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7456613}}^1$

素因数の和:7456631

約数の個数: 32

約数和(自身を含む): 5368762080

約数和(自身を除く): 3280910440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7456613, 14913226, 29826452, 37283065, 52196291, 59652904, 74566130, 104392582, 149132260, 208785164, 260981455, 298264520, 417570328, 521962910, 1043925820, 2087851640]

約数ペア:

[(1, 2087851640), (2, 1043925820), (4, 521962910), (5, 417570328), (7, 298264520), (8, 260981455), (10, 208785164), (14, 149132260), (20, 104392582), (28, 74566130), (35, 59652904), (40, 52196291), (56, 37283065), (70, 29826452), (140, 14913226), (280, 7456613)]