3157220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 7354368

約数和(自身を除く): 4197148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 127, 220, 226, 254, 452, 508, 565, 635, 1130, 1243, 1270, 1397, 2260, 2486, 2540, 2794, 4972, 5588, 6215, 6985, 12430, 13970, 14351, 24860, 27940, 28702, 57404, 71755, 143510, 157861, 287020, 315722, 631444, 789305, 1578610, 3157220]

約数ペア:

[(1, 3157220), (2, 1578610), (4, 789305), (5, 631444), (10, 315722), (11, 287020), (20, 157861), (22, 143510), (44, 71755), (55, 57404), (110, 28702), (113, 27940), (127, 24860), (220, 14351), (226, 13970), (254, 12430), (452, 6985), (508, 6215), (565, 5588), (635, 4972), (1130, 2794), (1243, 2540), (1270, 2486), (1397, 2260)]