12388970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 25307424

約数和(自身を除く): 12918454

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 67, 82, 110, 134, 205, 335, 410, 451, 670, 737, 902, 1474, 1681, 2255, 2747, 3362, 3685, 4510, 5494, 7370, 8405, 13735, 16810, 18491, 27470, 30217, 36982, 60434, 92455, 112627, 151085, 184910, 225254, 302170, 563135, 1126270, 1238897, 2477794, 6194485, 12388970]

約数ペア:

[(1, 12388970), (2, 6194485), (5, 2477794), (10, 1238897), (11, 1126270), (22, 563135), (41, 302170), (55, 225254), (67, 184910), (82, 151085), (110, 112627), (134, 92455), (205, 60434), (335, 36982), (410, 30217), (451, 27470), (670, 18491), (737, 16810), (902, 13735), (1474, 8405), (1681, 7370), (2255, 5494), (2747, 4510), (3362, 3685)]