858872840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3067403}}^1$

素因数の和:3067421

約数の個数: 32

約数和(自身を含む): 2208530880

約数和(自身を除く): 1349658040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3067403, 6134806, 12269612, 15337015, 21471821, 24539224, 30674030, 42943642, 61348060, 85887284, 107359105, 122696120, 171774568, 214718210, 429436420, 858872840]

約数ペア:

[(1, 858872840), (2, 429436420), (4, 214718210), (5, 171774568), (7, 122696120), (8, 107359105), (10, 85887284), (14, 61348060), (20, 42943642), (28, 30674030), (35, 24539224), (40, 21471821), (56, 15337015), (70, 12269612), (140, 6134806), (280, 3067403)]