2560920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{21341}}^1$

素因数の和:21355

約数の個数: 32

約数和(自身を含む): 7683120

約数和(自身を除く): 5122200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 21341, 42682, 64023, 85364, 106705, 128046, 170728, 213410, 256092, 320115, 426820, 512184, 640230, 853640, 1280460, 2560920]

約数ペア:

[(1, 2560920), (2, 1280460), (3, 853640), (4, 640230), (5, 512184), (6, 426820), (8, 320115), (10, 256092), (12, 213410), (15, 170728), (20, 128046), (24, 106705), (30, 85364), (40, 64023), (60, 42682), (120, 21341)]