2501660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 6096384

約数和(自身を除く): 3594724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 167, 214, 334, 428, 535, 668, 749, 835, 1070, 1169, 1498, 1670, 2140, 2338, 2996, 3340, 3745, 4676, 5845, 7490, 11690, 14980, 17869, 23380, 35738, 71476, 89345, 125083, 178690, 250166, 357380, 500332, 625415, 1250830, 2501660]

約数ペア:

[(1, 2501660), (2, 1250830), (4, 625415), (5, 500332), (7, 357380), (10, 250166), (14, 178690), (20, 125083), (28, 89345), (35, 71476), (70, 35738), (107, 23380), (140, 17869), (167, 14980), (214, 11690), (334, 7490), (428, 5845), (535, 4676), (668, 3745), (749, 3340), (835, 2996), (1070, 2338), (1169, 2140), (1498, 1670)]