43438780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 115702272

約数和(自身を除く): 72263492

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 67, 70, 77, 110, 134, 140, 154, 220, 268, 308, 335, 385, 421, 469, 670, 737, 770, 842, 938, 1340, 1474, 1540, 1684, 1876, 2105, 2345, 2947, 2948, 3685, 4210, 4631, 4690, 5159, 5894, 7370, 8420, 9262, 9380, 10318, 11788, 14735, 14740, 18524, 20636, 23155, 25795, 28207, 29470, 32417, 46310, 51590, 56414, 58940, 64834, 92620, 103180, 112828, 129668, 141035, 162085, 197449, 282070, 310277, 324170, 394898, 564140, 620554, 648340, 789796, 987245, 1241108, 1551385, 1974490, 2171939, 3102770, 3948980, 4343878, 6205540, 8687756, 10859695, 21719390, 43438780]

約数ペア:

[(1, 43438780), (2, 21719390), (4, 10859695), (5, 8687756), (7, 6205540), (10, 4343878), (11, 3948980), (14, 3102770), (20, 2171939), (22, 1974490), (28, 1551385), (35, 1241108), (44, 987245), (55, 789796), (67, 648340), (70, 620554), (77, 564140), (110, 394898), (134, 324170), (140, 310277), (154, 282070), (220, 197449), (268, 162085), (308, 141035), (335, 129668), (385, 112828), (421, 103180), (469, 92620), (670, 64834), (737, 58940), (770, 56414), (842, 51590), (938, 46310), (1340, 32417), (1474, 29470), (1540, 28207), (1684, 25795), (1876, 23155), (2105, 20636), (2345, 18524), (2947, 14740), (2948, 14735), (3685, 11788), (4210, 10318), (4631, 9380), (4690, 9262), (5159, 8420), (5894, 7370)]