21858904880

素因数分解:

$2^4\times 5^1\times {\mathrm{7283}}^1\times {\mathrm{37517}}^1$

素因数の和:44813

約数の個数: 40

約数和(自身を含む): 50830286832

約数和(自身を除く): 28971381952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7283, 14566, 29132, 36415, 37517, 58264, 72830, 75034, 116528, 145660, 150068, 187585, 291320, 300136, 375170, 582640, 600272, 750340, 1500680, 3001360, 273236311, 546472622, 1092945244, 1366181555, 2185890488, 2732363110, 4371780976, 5464726220, 10929452440, 21858904880]

約数ペア:

[(1, 21858904880), (2, 10929452440), (4, 5464726220), (5, 4371780976), (8, 2732363110), (10, 2185890488), (16, 1366181555), (20, 1092945244), (40, 546472622), (80, 273236311), (7283, 3001360), (14566, 1500680), (29132, 750340), (36415, 600272), (37517, 582640), (58264, 375170), (72830, 300136), (75034, 291320), (116528, 187585), (145660, 150068)]