26978640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8647}}^1$

素因数の和:8676

約数の個数: 80

約数和(自身を含む): 90077568

約数和(自身を除く): 63098928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 8647, 17294, 25941, 34588, 43235, 51882, 69176, 86470, 103764, 112411, 129705, 138352, 172940, 207528, 224822, 259410, 337233, 345880, 415056, 449644, 518820, 562055, 674466, 691760, 899288, 1037640, 1124110, 1348932, 1686165, 1798576, 2075280, 2248220, 2697864, 3372330, 4496440, 5395728, 6744660, 8992880, 13489320, 26978640]

約数ペア:

[(1, 26978640), (2, 13489320), (3, 8992880), (4, 6744660), (5, 5395728), (6, 4496440), (8, 3372330), (10, 2697864), (12, 2248220), (13, 2075280), (15, 1798576), (16, 1686165), (20, 1348932), (24, 1124110), (26, 1037640), (30, 899288), (39, 691760), (40, 674466), (48, 562055), (52, 518820), (60, 449644), (65, 415056), (78, 345880), (80, 337233), (104, 259410), (120, 224822), (130, 207528), (156, 172940), (195, 138352), (208, 129705), (240, 112411), (260, 103764), (312, 86470), (390, 69176), (520, 51882), (624, 43235), (780, 34588), (1040, 25941), (1560, 17294), (3120, 8647)]