15788940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3331}}^1$

素因数の和:3422

約数の個数: 48

約数和(自身を含む): 44782080

約数和(自身を除く): 28993140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 3331, 4740, 6662, 9993, 13324, 16655, 19986, 33310, 39972, 49965, 66620, 99930, 199860, 263149, 526298, 789447, 1052596, 1315745, 1578894, 2631490, 3157788, 3947235, 5262980, 7894470, 15788940]

約数ペア:

[(1, 15788940), (2, 7894470), (3, 5262980), (4, 3947235), (5, 3157788), (6, 2631490), (10, 1578894), (12, 1315745), (15, 1052596), (20, 789447), (30, 526298), (60, 263149), (79, 199860), (158, 99930), (237, 66620), (316, 49965), (395, 39972), (474, 33310), (790, 19986), (948, 16655), (1185, 13324), (1580, 9993), (2370, 6662), (3331, 4740)]