8708268920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16746671}}^1$

素因数の和:16746695

約数の個数: 32

約数和(自身を含む): 21100806720

約数和(自身を除く): 12392537800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16746671, 33493342, 66986684, 83733355, 133973368, 167466710, 217706723, 334933420, 435413446, 669866840, 870826892, 1088533615, 1741653784, 2177067230, 4354134460, 8708268920]

約数ペア:

[(1, 8708268920), (2, 4354134460), (4, 2177067230), (5, 1741653784), (8, 1088533615), (10, 870826892), (13, 669866840), (20, 435413446), (26, 334933420), (40, 217706723), (52, 167466710), (65, 133973368), (104, 83733355), (130, 66986684), (260, 33493342), (520, 16746671)]