12640600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{9029}}^1$

素因数の和:9052

約数の個数: 48

約数和(自身を含む): 33591600

約数和(自身を除く): 20951000

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, 9029, 18058, 36116, 45145, 63203, 72232, 90290, 126406, 180580, 225725, 252812, 316015, 361160, 451450, 505624, 632030, 902900, 1264060, 1580075, 1805800, 2528120, 3160150, 6320300, 12640600]

約数ペア:

[(1, 12640600), (2, 6320300), (4, 3160150), (5, 2528120), (7, 1805800), (8, 1580075), (10, 1264060), (14, 902900), (20, 632030), (25, 505624), (28, 451450), (35, 361160), (40, 316015), (50, 252812), (56, 225725), (70, 180580), (100, 126406), (140, 90290), (175, 72232), (200, 63203), (280, 45145), (350, 36116), (700, 18058), (1400, 9029)]