26961860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 58677696

約数和(自身を除く): 31715836

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 107, 172, 214, 215, 293, 428, 430, 535, 586, 860, 1070, 1172, 1465, 2140, 2930, 4601, 5860, 9202, 12599, 18404, 23005, 25198, 31351, 46010, 50396, 62702, 62995, 92020, 125404, 125990, 156755, 251980, 313510, 627020, 1348093, 2696186, 5392372, 6740465, 13480930, 26961860]

約数ペア:

[(1, 26961860), (2, 13480930), (4, 6740465), (5, 5392372), (10, 2696186), (20, 1348093), (43, 627020), (86, 313510), (107, 251980), (172, 156755), (214, 125990), (215, 125404), (293, 92020), (428, 62995), (430, 62702), (535, 50396), (586, 46010), (860, 31351), (1070, 25198), (1172, 23005), (1465, 18404), (2140, 12599), (2930, 9202), (4601, 5860)]