916294820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1721}}^1\times {\mathrm{3803}}^1$

素因数の和:5540

約数の個数: 48

約数和(自身を含む): 2200963968

約数和(自身を除く): 1284669148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1721, 3442, 3803, 6884, 7606, 8605, 12047, 15212, 17210, 19015, 24094, 26621, 34420, 38030, 48188, 53242, 60235, 76060, 106484, 120470, 133105, 240940, 266210, 532420, 6544963, 13089926, 26179852, 32724815, 45814741, 65449630, 91629482, 130899260, 183258964, 229073705, 458147410, 916294820]

約数ペア:

[(1, 916294820), (2, 458147410), (4, 229073705), (5, 183258964), (7, 130899260), (10, 91629482), (14, 65449630), (20, 45814741), (28, 32724815), (35, 26179852), (70, 13089926), (140, 6544963), (1721, 532420), (3442, 266210), (3803, 240940), (6884, 133105), (7606, 120470), (8605, 106484), (12047, 76060), (15212, 60235), (17210, 53242), (19015, 48188), (24094, 38030), (26621, 34420)]