8520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1$

素因数の和:85

約数の個数: 32

約数和(自身を含む): 25920

約数和(自身を除く): 17400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520]

約数ペア:

[(1, 8520), (2, 4260), (3, 2840), (4, 2130), (5, 1704), (6, 1420), (8, 1065), (10, 852), (12, 710), (15, 568), (20, 426), (24, 355), (30, 284), (40, 213), (60, 142), (71, 120)]