16080940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{701}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 19771604

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 701, 740, 1147, 1402, 2294, 2804, 3505, 4588, 5735, 7010, 11470, 14020, 21731, 22940, 25937, 43462, 51874, 86924, 103748, 108655, 129685, 217310, 259370, 434620, 518740, 804047, 1608094, 3216188, 4020235, 8040470, 16080940]

約数ペア:

[(1, 16080940), (2, 8040470), (4, 4020235), (5, 3216188), (10, 1608094), (20, 804047), (31, 518740), (37, 434620), (62, 259370), (74, 217310), (124, 129685), (148, 108655), (155, 103748), (185, 86924), (310, 51874), (370, 43462), (620, 25937), (701, 22940), (740, 21731), (1147, 14020), (1402, 11470), (2294, 7010), (2804, 5735), (3505, 4588)]