18499400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5441}}^1$

素因数の和:5474

約数の個数: 48

約数和(自身を含む): 45549540

約数和(自身を除く): 27050140

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 5441, 10882, 21764, 27205, 43528, 54410, 92497, 108820, 136025, 184994, 217640, 272050, 369988, 462485, 544100, 739976, 924970, 1088200, 1849940, 2312425, 3699880, 4624850, 9249700, 18499400]

約数ペア:

[(1, 18499400), (2, 9249700), (4, 4624850), (5, 3699880), (8, 2312425), (10, 1849940), (17, 1088200), (20, 924970), (25, 739976), (34, 544100), (40, 462485), (50, 369988), (68, 272050), (85, 217640), (100, 184994), (136, 136025), (170, 108820), (200, 92497), (340, 54410), (425, 43528), (680, 27205), (850, 21764), (1700, 10882), (3400, 5441)]