21542280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179519}}^1$

素因数の和:179533

約数の個数: 32

約数和(自身を含む): 64627200

約数和(自身を除く): 43084920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179519, 359038, 538557, 718076, 897595, 1077114, 1436152, 1795190, 2154228, 2692785, 3590380, 4308456, 5385570, 7180760, 10771140, 21542280]

約数ペア:

[(1, 21542280), (2, 10771140), (3, 7180760), (4, 5385570), (5, 4308456), (6, 3590380), (8, 2692785), (10, 2154228), (12, 1795190), (15, 1436152), (20, 1077114), (24, 897595), (30, 718076), (40, 538557), (60, 359038), (120, 179519)]