55217380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 119266560

約数和(自身を除く): 64049180

約数列:

[1, 2, 4, 5, 10, 20, 67, 89, 134, 178, 268, 335, 356, 445, 463, 670, 890, 926, 1340, 1780, 1852, 2315, 4630, 5963, 9260, 11926, 23852, 29815, 31021, 41207, 59630, 62042, 82414, 119260, 124084, 155105, 164828, 206035, 310210, 412070, 620420, 824140, 2760869, 5521738, 11043476, 13804345, 27608690, 55217380]

約数ペア:

[(1, 55217380), (2, 27608690), (4, 13804345), (5, 11043476), (10, 5521738), (20, 2760869), (67, 824140), (89, 620420), (134, 412070), (178, 310210), (268, 206035), (335, 164828), (356, 155105), (445, 124084), (463, 119260), (670, 82414), (890, 62042), (926, 59630), (1340, 41207), (1780, 31021), (1852, 29815), (2315, 23852), (4630, 11926), (5963, 9260)]