38345840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36871}}^1$

素因数の和:36897

約数の個数: 40

約数和(自身を含む): 96014688

約数和(自身を除く): 57668848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 36871, 73742, 147484, 184355, 294968, 368710, 479323, 589936, 737420, 958646, 1474840, 1917292, 2396615, 2949680, 3834584, 4793230, 7669168, 9586460, 19172920, 38345840]

約数ペア:

[(1, 38345840), (2, 19172920), (4, 9586460), (5, 7669168), (8, 4793230), (10, 3834584), (13, 2949680), (16, 2396615), (20, 1917292), (26, 1474840), (40, 958646), (52, 737420), (65, 589936), (80, 479323), (104, 368710), (130, 294968), (208, 184355), (260, 147484), (520, 73742), (1040, 36871)]