30664940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{90191}}^1$

素因数の和:90217

約数の個数: 24

約数和(自身を含む): 68185152

約数和(自身を除く): 37520212

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 90191, 180382, 360764, 450955, 901910, 1533247, 1803820, 3066494, 6132988, 7666235, 15332470, 30664940]

約数ペア:

[(1, 30664940), (2, 15332470), (4, 7666235), (5, 6132988), (10, 3066494), (17, 1803820), (20, 1533247), (34, 901910), (68, 450955), (85, 360764), (170, 180382), (340, 90191)]