28759380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36871}}^1$

素因数の和:36896

約数の個数: 48

約数和(自身を含む): 86722944

約数和(自身を除く): 57963564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 36871, 73742, 110613, 147484, 184355, 221226, 368710, 442452, 479323, 553065, 737420, 958646, 1106130, 1437969, 1917292, 2212260, 2396615, 2875938, 4793230, 5751876, 7189845, 9586460, 14379690, 28759380]

約数ペア:

[(1, 28759380), (2, 14379690), (3, 9586460), (4, 7189845), (5, 5751876), (6, 4793230), (10, 2875938), (12, 2396615), (13, 2212260), (15, 1917292), (20, 1437969), (26, 1106130), (30, 958646), (39, 737420), (52, 553065), (60, 479323), (65, 442452), (78, 368710), (130, 221226), (156, 184355), (195, 147484), (260, 110613), (390, 73742), (780, 36871)]