4382140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 10648512

約数和(自身を除く): 6266372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 277, 452, 554, 565, 791, 1108, 1130, 1385, 1582, 1939, 2260, 2770, 3164, 3878, 3955, 5540, 7756, 7910, 9695, 15820, 19390, 31301, 38780, 62602, 125204, 156505, 219107, 313010, 438214, 626020, 876428, 1095535, 2191070, 4382140]

約数ペア:

[(1, 4382140), (2, 2191070), (4, 1095535), (5, 876428), (7, 626020), (10, 438214), (14, 313010), (20, 219107), (28, 156505), (35, 125204), (70, 62602), (113, 38780), (140, 31301), (226, 19390), (277, 15820), (452, 9695), (554, 7910), (565, 7756), (791, 5540), (1108, 3955), (1130, 3878), (1385, 3164), (1582, 2770), (1939, 2260)]