17383640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6121}}^1$

素因数の和:6203

約数の個数: 32

約数和(自身を含む): 39670560

約数和(自身を除く): 22286920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 6121, 12242, 24484, 30605, 48968, 61210, 122420, 244840, 434591, 869182, 1738364, 2172955, 3476728, 4345910, 8691820, 17383640]

約数ペア:

[(1, 17383640), (2, 8691820), (4, 4345910), (5, 3476728), (8, 2172955), (10, 1738364), (20, 869182), (40, 434591), (71, 244840), (142, 122420), (284, 61210), (355, 48968), (568, 30605), (710, 24484), (1420, 12242), (2840, 6121)]