13219860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2789}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 37497600

約数和(自身を除く): 24277740

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, 2789, 4740, 5578, 8367, 11156, 13945, 16734, 27890, 33468, 41835, 55780, 83670, 167340, 220331, 440662, 660993, 881324, 1101655, 1321986, 2203310, 2643972, 3304965, 4406620, 6609930, 13219860]

約数ペア:

[(1, 13219860), (2, 6609930), (3, 4406620), (4, 3304965), (5, 2643972), (6, 2203310), (10, 1321986), (12, 1101655), (15, 881324), (20, 660993), (30, 440662), (60, 220331), (79, 167340), (158, 83670), (237, 55780), (316, 41835), (395, 33468), (474, 27890), (790, 16734), (948, 13945), (1185, 11156), (1580, 8367), (2370, 5578), (2789, 4740)]