7131078040

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{290827}}^1$

素因数の和:291451

約数の個数: 32

約数和(自身を含む): 16071155280

約数和(自身を除く): 8940077240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 2452, 3065, 4904, 6130, 12260, 24520, 290827, 581654, 1163308, 1454135, 2326616, 2908270, 5816540, 11633080, 178276951, 356553902, 713107804, 891384755, 1426215608, 1782769510, 3565539020, 7131078040]

約数ペア:

[(1, 7131078040), (2, 3565539020), (4, 1782769510), (5, 1426215608), (8, 891384755), (10, 713107804), (20, 356553902), (40, 178276951), (613, 11633080), (1226, 5816540), (2452, 2908270), (3065, 2326616), (4904, 1454135), (6130, 1163308), (12260, 581654), (24520, 290827)]