15237460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{857}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 36900864

約数和(自身を除く): 21663404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 857, 889, 1270, 1714, 1778, 2540, 3428, 3556, 4285, 4445, 5999, 8570, 8890, 11998, 17140, 17780, 23996, 29995, 59990, 108839, 119980, 217678, 435356, 544195, 761873, 1088390, 1523746, 2176780, 3047492, 3809365, 7618730, 15237460]

約数ペア:

[(1, 15237460), (2, 7618730), (4, 3809365), (5, 3047492), (7, 2176780), (10, 1523746), (14, 1088390), (20, 761873), (28, 544195), (35, 435356), (70, 217678), (127, 119980), (140, 108839), (254, 59990), (508, 29995), (635, 23996), (857, 17780), (889, 17140), (1270, 11998), (1714, 8890), (1778, 8570), (2540, 5999), (3428, 4445), (3556, 4285)]