40895988

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 111962592

約数和(自身を除く): 71066604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 157, 196, 294, 314, 443, 471, 588, 628, 886, 942, 1099, 1329, 1772, 1884, 2198, 2658, 3101, 3297, 4396, 5316, 6202, 6594, 7693, 9303, 12404, 13188, 15386, 18606, 21707, 23079, 30772, 37212, 43414, 46158, 65121, 69551, 86828, 92316, 130242, 139102, 208653, 260484, 278204, 417306, 486857, 834612, 973714, 1460571, 1947428, 2921142, 3407999, 5842284, 6815998, 10223997, 13631996, 20447994, 40895988]

約数ペア:

[(1, 40895988), (2, 20447994), (3, 13631996), (4, 10223997), (6, 6815998), (7, 5842284), (12, 3407999), (14, 2921142), (21, 1947428), (28, 1460571), (42, 973714), (49, 834612), (84, 486857), (98, 417306), (147, 278204), (157, 260484), (196, 208653), (294, 139102), (314, 130242), (443, 92316), (471, 86828), (588, 69551), (628, 65121), (886, 46158), (942, 43414), (1099, 37212), (1329, 30772), (1772, 23079), (1884, 21707), (2198, 18606), (2658, 15386), (3101, 13188), (3297, 12404), (4396, 9303), (5316, 7693), (6202, 6594)]