174172940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 373584960

約数和(自身を除く): 199412020

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 173, 284, 346, 355, 692, 709, 710, 865, 1418, 1420, 1730, 2836, 3460, 3545, 7090, 12283, 14180, 24566, 49132, 50339, 61415, 100678, 122657, 122830, 201356, 245314, 245660, 251695, 490628, 503390, 613285, 1006780, 1226570, 2453140, 8708647, 17417294, 34834588, 43543235, 87086470, 174172940]

約数ペア:

[(1, 174172940), (2, 87086470), (4, 43543235), (5, 34834588), (10, 17417294), (20, 8708647), (71, 2453140), (142, 1226570), (173, 1006780), (284, 613285), (346, 503390), (355, 490628), (692, 251695), (709, 245660), (710, 245314), (865, 201356), (1418, 122830), (1420, 122657), (1730, 100678), (2836, 61415), (3460, 50339), (3545, 49132), (7090, 24566), (12283, 14180)]