13068520

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1367}}^1$

素因数の和:1617

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 16480280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1367, 1912, 2390, 2734, 4780, 5468, 6835, 9560, 10936, 13670, 27340, 54680, 326713, 653426, 1306852, 1633565, 2613704, 3267130, 6534260, 13068520]

約数ペア:

[(1, 13068520), (2, 6534260), (4, 3267130), (5, 2613704), (8, 1633565), (10, 1306852), (20, 653426), (40, 326713), (239, 54680), (478, 27340), (956, 13670), (1195, 10936), (1367, 9560), (1912, 6835), (2390, 5468), (2734, 4780)]