39785720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{76511}}^1$

素因数の和:76535

約数の個数: 32

約数和(自身を含む): 96405120

約数和(自身を除く): 56619400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 76511, 153022, 306044, 382555, 612088, 765110, 994643, 1530220, 1989286, 3060440, 3978572, 4973215, 7957144, 9946430, 19892860, 39785720]

約数ペア:

[(1, 39785720), (2, 19892860), (4, 9946430), (5, 7957144), (8, 4973215), (10, 3978572), (13, 3060440), (20, 1989286), (26, 1530220), (40, 994643), (52, 765110), (65, 612088), (104, 382555), (130, 306044), (260, 153022), (520, 76511)]