7994870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 15694560

約数和(自身を除く): 7699690

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 691, 890, 1157, 1382, 2314, 3455, 5785, 6910, 8983, 11570, 17966, 44915, 61499, 89830, 122998, 307495, 614990, 799487, 1598974, 3997435, 7994870]

約数ペア:

[(1, 7994870), (2, 3997435), (5, 1598974), (10, 799487), (13, 614990), (26, 307495), (65, 122998), (89, 89830), (130, 61499), (178, 44915), (445, 17966), (691, 11570), (890, 8983), (1157, 6910), (1382, 5785), (2314, 3455)]