17041980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 30858180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 439, 647, 878, 1294, 1317, 1756, 1941, 2195, 2588, 2634, 3235, 3882, 4390, 5268, 6470, 6585, 7764, 8780, 9705, 12940, 13170, 19410, 26340, 38820, 284033, 568066, 852099, 1136132, 1420165, 1704198, 2840330, 3408396, 4260495, 5680660, 8520990, 17041980]

約数ペア:

[(1, 17041980), (2, 8520990), (3, 5680660), (4, 4260495), (5, 3408396), (6, 2840330), (10, 1704198), (12, 1420165), (15, 1136132), (20, 852099), (30, 568066), (60, 284033), (439, 38820), (647, 26340), (878, 19410), (1294, 13170), (1317, 12940), (1756, 9705), (1941, 8780), (2195, 7764), (2588, 6585), (2634, 6470), (3235, 5268), (3882, 4390)]