15291400

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{757}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 35951940

約数和(自身を除く): 20660540

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 757, 808, 1010, 1514, 2020, 2525, 3028, 3785, 4040, 5050, 6056, 7570, 10100, 15140, 18925, 20200, 30280, 37850, 75700, 76457, 151400, 152914, 305828, 382285, 611656, 764570, 1529140, 1911425, 3058280, 3822850, 7645700, 15291400]

約数ペア:

[(1, 15291400), (2, 7645700), (4, 3822850), (5, 3058280), (8, 1911425), (10, 1529140), (20, 764570), (25, 611656), (40, 382285), (50, 305828), (100, 152914), (101, 151400), (200, 76457), (202, 75700), (404, 37850), (505, 30280), (757, 20200), (808, 18925), (1010, 15140), (1514, 10100), (2020, 7570), (2525, 6056), (3028, 5050), (3785, 4040)]