18058600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{12899}}^1$

素因数の和:12922

約数の個数: 48

約数和(自身を含む): 47988000

約数和(自身を除く): 29929400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 12899, 25798, 51596, 64495, 90293, 103192, 128990, 180586, 257980, 322475, 361172, 451465, 515960, 644950, 722344, 902930, 1289900, 1805860, 2257325, 2579800, 3611720, 4514650, 9029300, 18058600]

約数ペア:

[(1, 18058600), (2, 9029300), (4, 4514650), (5, 3611720), (7, 2579800), (8, 2257325), (10, 1805860), (14, 1289900), (20, 902930), (25, 722344), (28, 644950), (35, 515960), (40, 451465), (50, 361172), (56, 322475), (70, 257980), (100, 180586), (140, 128990), (175, 103192), (200, 90293), (280, 64495), (350, 51596), (700, 25798), (1400, 12899)]