7974340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 18575424

約数和(自身を除く): 10601084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 541, 670, 737, 1082, 1340, 1474, 2164, 2705, 2948, 3685, 5410, 5951, 7370, 10820, 11902, 14740, 23804, 29755, 36247, 59510, 72494, 119020, 144988, 181235, 362470, 398717, 724940, 797434, 1594868, 1993585, 3987170, 7974340]

約数ペア:

[(1, 7974340), (2, 3987170), (4, 1993585), (5, 1594868), (10, 797434), (11, 724940), (20, 398717), (22, 362470), (44, 181235), (55, 144988), (67, 119020), (110, 72494), (134, 59510), (220, 36247), (268, 29755), (335, 23804), (541, 14740), (670, 11902), (737, 10820), (1082, 7370), (1340, 5951), (1474, 5410), (2164, 3685), (2705, 2948)]