18580560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{77419}}^1$

素因数の和:77435

約数の個数: 40

約数和(自身を含む): 57600480

約数和(自身を除く): 39019920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 77419, 154838, 232257, 309676, 387095, 464514, 619352, 774190, 929028, 1161285, 1238704, 1548380, 1858056, 2322570, 3096760, 3716112, 4645140, 6193520, 9290280, 18580560]

約数ペア:

[(1, 18580560), (2, 9290280), (3, 6193520), (4, 4645140), (5, 3716112), (6, 3096760), (8, 2322570), (10, 1858056), (12, 1548380), (15, 1238704), (16, 1161285), (20, 929028), (24, 774190), (30, 619352), (40, 464514), (48, 387095), (60, 309676), (80, 232257), (120, 154838), (240, 77419)]