7991440

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 18713088

約数和(自身を除く): 10721648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 523, 764, 955, 1046, 1528, 1910, 2092, 2615, 3056, 3820, 4184, 5230, 7640, 8368, 10460, 15280, 20920, 41840, 99893, 199786, 399572, 499465, 799144, 998930, 1598288, 1997860, 3995720, 7991440]

約数ペア:

[(1, 7991440), (2, 3995720), (4, 1997860), (5, 1598288), (8, 998930), (10, 799144), (16, 499465), (20, 399572), (40, 199786), (80, 99893), (191, 41840), (382, 20920), (523, 15280), (764, 10460), (955, 8368), (1046, 7640), (1528, 5230), (1910, 4184), (2092, 3820), (2615, 3056)]