9078020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1063}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 22165248

約数和(自身を除く): 13087228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1063, 1220, 1708, 2126, 2135, 4252, 4270, 5315, 7441, 8540, 10630, 14882, 21260, 29764, 37205, 64843, 74410, 129686, 148820, 259372, 324215, 453901, 648430, 907802, 1296860, 1815604, 2269505, 4539010, 9078020]

約数ペア:

[(1, 9078020), (2, 4539010), (4, 2269505), (5, 1815604), (7, 1296860), (10, 907802), (14, 648430), (20, 453901), (28, 324215), (35, 259372), (61, 148820), (70, 129686), (122, 74410), (140, 64843), (244, 37205), (305, 29764), (427, 21260), (610, 14882), (854, 10630), (1063, 8540), (1220, 7441), (1708, 5315), (2126, 4270), (2135, 4252)]