7149560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16249}}^1$

素因数の和:16271

約数の個数: 32

約数和(自身を含む): 17550000

約数和(自身を除く): 10400440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16249, 32498, 64996, 81245, 129992, 162490, 178739, 324980, 357478, 649960, 714956, 893695, 1429912, 1787390, 3574780, 7149560]

約数ペア:

[(1, 7149560), (2, 3574780), (4, 1787390), (5, 1429912), (8, 893695), (10, 714956), (11, 649960), (20, 357478), (22, 324980), (40, 178739), (44, 162490), (55, 129992), (88, 81245), (110, 64996), (220, 32498), (440, 16249)]