16319960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{11027}}^1$

素因数の和:11075

約数の個数: 32

約数和(自身を含む): 37715760

約数和(自身を除く): 21395800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 11027, 22054, 44108, 55135, 88216, 110270, 220540, 407999, 441080, 815998, 1631996, 2039995, 3263992, 4079990, 8159980, 16319960]

約数ペア:

[(1, 16319960), (2, 8159980), (4, 4079990), (5, 3263992), (8, 2039995), (10, 1631996), (20, 815998), (37, 441080), (40, 407999), (74, 220540), (148, 110270), (185, 88216), (296, 55135), (370, 44108), (740, 22054), (1480, 11027)]