403979180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{27407}}^1$

素因数の和:27494

約数の個数: 48

約数和(自身を含む): 939326976

約数和(自身を除く): 535347796

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 7370, 14740, 27407, 54814, 109628, 137035, 274070, 301477, 548140, 602954, 1205908, 1507385, 1836269, 3014770, 3672538, 6029540, 7345076, 9181345, 18362690, 20198959, 36725380, 40397918, 80795836, 100994795, 201989590, 403979180]

約数ペア:

[(1, 403979180), (2, 201989590), (4, 100994795), (5, 80795836), (10, 40397918), (11, 36725380), (20, 20198959), (22, 18362690), (44, 9181345), (55, 7345076), (67, 6029540), (110, 3672538), (134, 3014770), (220, 1836269), (268, 1507385), (335, 1205908), (670, 602954), (737, 548140), (1340, 301477), (1474, 274070), (2948, 137035), (3685, 109628), (7370, 54814), (14740, 27407)]