13770320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4003}}^1$

素因数の和:4059

約数の個数: 40

約数和(自身を含む): 32768736

約数和(自身を除く): 18998416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4003, 8006, 16012, 20015, 32024, 40030, 64048, 80060, 160120, 172129, 320240, 344258, 688516, 860645, 1377032, 1721290, 2754064, 3442580, 6885160, 13770320]

約数ペア:

[(1, 13770320), (2, 6885160), (4, 3442580), (5, 2754064), (8, 1721290), (10, 1377032), (16, 860645), (20, 688516), (40, 344258), (43, 320240), (80, 172129), (86, 160120), (172, 80060), (215, 64048), (344, 40030), (430, 32024), (688, 20015), (860, 16012), (1720, 8006), (3440, 4003)]