29216920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 69012000

約数和(自身を除く): 39795080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 283, 290, 356, 445, 566, 580, 712, 890, 1132, 1160, 1415, 1780, 2264, 2581, 2830, 3560, 5162, 5660, 8207, 10324, 11320, 12905, 16414, 20648, 25187, 25810, 32828, 41035, 50374, 51620, 65656, 82070, 100748, 103240, 125935, 164140, 201496, 251870, 328280, 503740, 730423, 1007480, 1460846, 2921692, 3652115, 5843384, 7304230, 14608460, 29216920]

約数ペア:

[(1, 29216920), (2, 14608460), (4, 7304230), (5, 5843384), (8, 3652115), (10, 2921692), (20, 1460846), (29, 1007480), (40, 730423), (58, 503740), (89, 328280), (116, 251870), (145, 201496), (178, 164140), (232, 125935), (283, 103240), (290, 100748), (356, 82070), (445, 65656), (566, 51620), (580, 50374), (712, 41035), (890, 32828), (1132, 25810), (1160, 25187), (1415, 20648), (1780, 16414), (2264, 12905), (2581, 11320), (2830, 10324), (3560, 8207), (5162, 5660)]