19295000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 48078360

約数和(自身を除く): 28783360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 227, 250, 340, 425, 454, 500, 625, 680, 850, 908, 1000, 1135, 1250, 1700, 1816, 2125, 2270, 2500, 3400, 3859, 4250, 4540, 5000, 5675, 7718, 8500, 9080, 10625, 11350, 15436, 17000, 19295, 21250, 22700, 28375, 30872, 38590, 42500, 45400, 56750, 77180, 85000, 96475, 113500, 141875, 154360, 192950, 227000, 283750, 385900, 482375, 567500, 771800, 964750, 1135000, 1929500, 2411875, 3859000, 4823750, 9647500, 19295000]

約数ペア:

[(1, 19295000), (2, 9647500), (4, 4823750), (5, 3859000), (8, 2411875), (10, 1929500), (17, 1135000), (20, 964750), (25, 771800), (34, 567500), (40, 482375), (50, 385900), (68, 283750), (85, 227000), (100, 192950), (125, 154360), (136, 141875), (170, 113500), (200, 96475), (227, 85000), (250, 77180), (340, 56750), (425, 45400), (454, 42500), (500, 38590), (625, 30872), (680, 28375), (850, 22700), (908, 21250), (1000, 19295), (1135, 17000), (1250, 15436), (1700, 11350), (1816, 10625), (2125, 9080), (2270, 8500), (2500, 7718), (3400, 5675), (3859, 5000), (4250, 4540)]