7238620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 16410240

約数和(自身を除く): 9171620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 443, 817, 860, 886, 1634, 1772, 2215, 3268, 4085, 4430, 8170, 8417, 8860, 16340, 16834, 19049, 33668, 38098, 42085, 76196, 84170, 95245, 168340, 190490, 361931, 380980, 723862, 1447724, 1809655, 3619310, 7238620]

約数ペア:

[(1, 7238620), (2, 3619310), (4, 1809655), (5, 1447724), (10, 723862), (19, 380980), (20, 361931), (38, 190490), (43, 168340), (76, 95245), (86, 84170), (95, 76196), (172, 42085), (190, 38098), (215, 33668), (380, 19049), (430, 16834), (443, 16340), (817, 8860), (860, 8417), (886, 8170), (1634, 4430), (1772, 4085), (2215, 3268)]