19709040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6317}}^1$

素因数の和:6346

約数の個数: 80

約数和(自身を含む): 65808288

約数和(自身を除く): 46099248

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, 6317, 12634, 18951, 25268, 31585, 37902, 50536, 63170, 75804, 82121, 94755, 101072, 126340, 151608, 164242, 189510, 246363, 252680, 303216, 328484, 379020, 410605, 492726, 505360, 656968, 758040, 821210, 985452, 1231815, 1313936, 1516080, 1642420, 1970904, 2463630, 3284840, 3941808, 4927260, 6569680, 9854520, 19709040]

約数ペア:

[(1, 19709040), (2, 9854520), (3, 6569680), (4, 4927260), (5, 3941808), (6, 3284840), (8, 2463630), (10, 1970904), (12, 1642420), (13, 1516080), (15, 1313936), (16, 1231815), (20, 985452), (24, 821210), (26, 758040), (30, 656968), (39, 505360), (40, 492726), (48, 410605), (52, 379020), (60, 328484), (65, 303216), (78, 252680), (80, 246363), (104, 189510), (120, 164242), (130, 151608), (156, 126340), (195, 101072), (208, 94755), (240, 82121), (260, 75804), (312, 63170), (390, 50536), (520, 37902), (624, 31585), (780, 25268), (1040, 18951), (1560, 12634), (3120, 6317)]