8914780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 21986496

約数和(自身を除く): 13071716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 1721, 2590, 3442, 5180, 6884, 8605, 12047, 17210, 24094, 34420, 48188, 60235, 63677, 120470, 127354, 240940, 254708, 318385, 445739, 636770, 891478, 1273540, 1782956, 2228695, 4457390, 8914780]

約数ペア:

[(1, 8914780), (2, 4457390), (4, 2228695), (5, 1782956), (7, 1273540), (10, 891478), (14, 636770), (20, 445739), (28, 318385), (35, 254708), (37, 240940), (70, 127354), (74, 120470), (140, 63677), (148, 60235), (185, 48188), (259, 34420), (370, 24094), (518, 17210), (740, 12047), (1036, 8605), (1295, 6884), (1721, 5180), (2590, 3442)]