270865484740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{656389}}^1$

素因数の和:656884

約数の個数: 48

約数和(自身を含む): 582244185600

約数和(自身を除く): 311378700860

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 439, 470, 878, 940, 1756, 2195, 4390, 8780, 20633, 41266, 82532, 103165, 206330, 412660, 656389, 1312778, 2625556, 3281945, 6563890, 13127780, 30850283, 61700566, 123401132, 154251415, 288154771, 308502830, 576309542, 617005660, 1152619084, 1440773855, 2881547710, 5763095420, 13543274237, 27086548474, 54173096948, 67716371185, 135432742370, 270865484740]

約数ペア:

[(1, 270865484740), (2, 135432742370), (4, 67716371185), (5, 54173096948), (10, 27086548474), (20, 13543274237), (47, 5763095420), (94, 2881547710), (188, 1440773855), (235, 1152619084), (439, 617005660), (470, 576309542), (878, 308502830), (940, 288154771), (1756, 154251415), (2195, 123401132), (4390, 61700566), (8780, 30850283), (20633, 13127780), (41266, 6563890), (82532, 3281945), (103165, 2625556), (206330, 1312778), (412660, 656389)]