7795264460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1\times {\mathrm{6299}}^1$

素因数の和:7790

約数の個数: 48

約数和(自身を含む): 16765056000

約数和(自身を除く): 8969791540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1439, 2878, 5756, 6299, 7195, 12598, 14390, 25196, 28780, 31495, 61877, 62990, 123754, 125980, 247508, 270857, 309385, 541714, 618770, 1083428, 1237540, 1354285, 2708570, 5417140, 9064261, 18128522, 36257044, 45321305, 90642610, 181285220, 389763223, 779526446, 1559052892, 1948816115, 3897632230, 7795264460]

約数ペア:

[(1, 7795264460), (2, 3897632230), (4, 1948816115), (5, 1559052892), (10, 779526446), (20, 389763223), (43, 181285220), (86, 90642610), (172, 45321305), (215, 36257044), (430, 18128522), (860, 9064261), (1439, 5417140), (2878, 2708570), (5756, 1354285), (6299, 1237540), (7195, 1083428), (12598, 618770), (14390, 541714), (25196, 309385), (28780, 270857), (31495, 247508), (61877, 125980), (62990, 123754)]