2604640

素因数分解:

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

素因数の和:311

約数の個数: 48

約数和(自身を含む): 6265728

約数和(自身を除く): 3661088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 223, 292, 365, 446, 584, 730, 892, 1115, 1168, 1460, 1784, 2230, 2336, 2920, 3568, 4460, 5840, 7136, 8920, 11680, 16279, 17840, 32558, 35680, 65116, 81395, 130232, 162790, 260464, 325580, 520928, 651160, 1302320, 2604640]

約数ペア:

[(1, 2604640), (2, 1302320), (4, 651160), (5, 520928), (8, 325580), (10, 260464), (16, 162790), (20, 130232), (32, 81395), (40, 65116), (73, 35680), (80, 32558), (146, 17840), (160, 16279), (223, 11680), (292, 8920), (365, 7136), (446, 5840), (584, 4460), (730, 3568), (892, 2920), (1115, 2336), (1168, 2230), (1460, 1784)]