1566993640

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{138427}}^1$

素因数の和:138721

約数の個数: 32

約数和(自身を含む): 3538219680

約数和(自身を除く): 1971226040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 11320, 138427, 276854, 553708, 692135, 1107416, 1384270, 2768540, 5537080, 39174841, 78349682, 156699364, 195874205, 313398728, 391748410, 783496820, 1566993640]

約数ペア:

[(1, 1566993640), (2, 783496820), (4, 391748410), (5, 313398728), (8, 195874205), (10, 156699364), (20, 78349682), (40, 39174841), (283, 5537080), (566, 2768540), (1132, 1384270), (1415, 1107416), (2264, 692135), (2830, 553708), (5660, 276854), (11320, 138427)]