39930604

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 83220480

約数和(自身を除く): 43289876

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 179, 217, 257, 358, 434, 514, 716, 868, 1028, 1253, 1799, 2506, 3598, 5012, 5549, 7196, 7967, 11098, 15934, 22196, 31868, 38843, 46003, 55769, 77686, 92006, 111538, 155372, 184012, 223076, 322021, 644042, 1288084, 1426093, 2852186, 5704372, 9982651, 19965302, 39930604]

約数ペア:

[(1, 39930604), (2, 19965302), (4, 9982651), (7, 5704372), (14, 2852186), (28, 1426093), (31, 1288084), (62, 644042), (124, 322021), (179, 223076), (217, 184012), (257, 155372), (358, 111538), (434, 92006), (514, 77686), (716, 55769), (868, 46003), (1028, 38843), (1253, 31868), (1799, 22196), (2506, 15934), (3598, 11098), (5012, 7967), (5549, 7196)]