56159980

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{4261}}^1$

素因数の和:4929

約数の個数: 24

約数和(自身を含む): 118142640

約数和(自身を除く): 61982660

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 4261, 6590, 8522, 13180, 17044, 21305, 42610, 85220, 2807999, 5615998, 11231996, 14039995, 28079990, 56159980]

約数ペア:

[(1, 56159980), (2, 28079990), (4, 14039995), (5, 11231996), (10, 5615998), (20, 2807999), (659, 85220), (1318, 42610), (2636, 21305), (3295, 17044), (4261, 13180), (6590, 8522)]