15419140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 35703360

約数和(自身を除く): 20284220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 643, 1090, 1199, 1286, 2180, 2398, 2572, 3215, 4796, 5995, 6430, 7073, 11990, 12860, 14146, 23980, 28292, 35365, 70087, 70730, 140174, 141460, 280348, 350435, 700870, 770957, 1401740, 1541914, 3083828, 3854785, 7709570, 15419140]

約数ペア:

[(1, 15419140), (2, 7709570), (4, 3854785), (5, 3083828), (10, 1541914), (11, 1401740), (20, 770957), (22, 700870), (44, 350435), (55, 280348), (109, 141460), (110, 140174), (218, 70730), (220, 70087), (436, 35365), (545, 28292), (643, 23980), (1090, 14146), (1199, 12860), (1286, 11990), (2180, 7073), (2398, 6430), (2572, 5995), (3215, 4796)]