5378440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 12830400

約数和(自身を除く): 7451960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 59, 86, 106, 118, 172, 212, 215, 236, 265, 295, 344, 424, 430, 472, 530, 590, 860, 1060, 1180, 1720, 2120, 2279, 2360, 2537, 3127, 4558, 5074, 6254, 9116, 10148, 11395, 12508, 12685, 15635, 18232, 20296, 22790, 25016, 25370, 31270, 45580, 50740, 62540, 91160, 101480, 125080, 134461, 268922, 537844, 672305, 1075688, 1344610, 2689220, 5378440]

約数ペア:

[(1, 5378440), (2, 2689220), (4, 1344610), (5, 1075688), (8, 672305), (10, 537844), (20, 268922), (40, 134461), (43, 125080), (53, 101480), (59, 91160), (86, 62540), (106, 50740), (118, 45580), (172, 31270), (212, 25370), (215, 25016), (236, 22790), (265, 20296), (295, 18232), (344, 15635), (424, 12685), (430, 12508), (472, 11395), (530, 10148), (590, 9116), (860, 6254), (1060, 5074), (1180, 4558), (1720, 3127), (2120, 2537), (2279, 2360)]