895720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{457}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 2349540

約数和(自身を除く): 1453820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 457, 490, 914, 980, 1828, 1960, 2285, 3199, 3656, 4570, 6398, 9140, 12796, 15995, 18280, 22393, 25592, 31990, 44786, 63980, 89572, 111965, 127960, 179144, 223930, 447860, 895720]

約数ペア:

[(1, 895720), (2, 447860), (4, 223930), (5, 179144), (7, 127960), (8, 111965), (10, 89572), (14, 63980), (20, 44786), (28, 31990), (35, 25592), (40, 22393), (49, 18280), (56, 15995), (70, 12796), (98, 9140), (140, 6398), (196, 4570), (245, 3656), (280, 3199), (392, 2285), (457, 1960), (490, 1828), (914, 980)]