207878020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3307}}^1$

素因数の和:3772

約数の個数: 48

約数和(自身を含む): 500169600

約数和(自身を除く): 292291580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 449, 898, 1796, 2245, 3143, 3307, 4490, 6286, 6614, 8980, 12572, 13228, 15715, 16535, 23149, 31430, 33070, 46298, 62860, 66140, 92596, 115745, 231490, 462980, 1484843, 2969686, 5939372, 7424215, 10393901, 14848430, 20787802, 29696860, 41575604, 51969505, 103939010, 207878020]

約数ペア:

[(1, 207878020), (2, 103939010), (4, 51969505), (5, 41575604), (7, 29696860), (10, 20787802), (14, 14848430), (20, 10393901), (28, 7424215), (35, 5939372), (70, 2969686), (140, 1484843), (449, 462980), (898, 231490), (1796, 115745), (2245, 92596), (3143, 66140), (3307, 62860), (4490, 46298), (6286, 33070), (6614, 31430), (8980, 23149), (12572, 16535), (13228, 15715)]