2279060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 5569536

約数和(自身を除く): 3290476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 223, 292, 365, 446, 511, 730, 892, 1022, 1115, 1460, 1561, 2044, 2230, 2555, 3122, 4460, 5110, 6244, 7805, 10220, 15610, 16279, 31220, 32558, 65116, 81395, 113953, 162790, 227906, 325580, 455812, 569765, 1139530, 2279060]

約数ペア:

[(1, 2279060), (2, 1139530), (4, 569765), (5, 455812), (7, 325580), (10, 227906), (14, 162790), (20, 113953), (28, 81395), (35, 65116), (70, 32558), (73, 31220), (140, 16279), (146, 15610), (223, 10220), (292, 7805), (365, 6244), (446, 5110), (511, 4460), (730, 3122), (892, 2555), (1022, 2230), (1115, 2044), (1460, 1561)]