11907940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 27578880

約数和(自身を除く): 15670940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 479, 565, 958, 1130, 1243, 1916, 2260, 2395, 2486, 4790, 4972, 5269, 6215, 9580, 10538, 12430, 21076, 24860, 26345, 52690, 54127, 105380, 108254, 216508, 270635, 541270, 595397, 1082540, 1190794, 2381588, 2976985, 5953970, 11907940]

約数ペア:

[(1, 11907940), (2, 5953970), (4, 2976985), (5, 2381588), (10, 1190794), (11, 1082540), (20, 595397), (22, 541270), (44, 270635), (55, 216508), (110, 108254), (113, 105380), (220, 54127), (226, 52690), (452, 26345), (479, 24860), (565, 21076), (958, 12430), (1130, 10538), (1243, 9580), (1916, 6215), (2260, 5269), (2395, 4972), (2486, 4790)]