11879180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 26906880

約数和(自身を除く): 15027700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 727, 817, 860, 1454, 1634, 2908, 3268, 3635, 4085, 7270, 8170, 13813, 14540, 16340, 27626, 31261, 55252, 62522, 69065, 125044, 138130, 156305, 276260, 312610, 593959, 625220, 1187918, 2375836, 2969795, 5939590, 11879180]

約数ペア:

[(1, 11879180), (2, 5939590), (4, 2969795), (5, 2375836), (10, 1187918), (19, 625220), (20, 593959), (38, 312610), (43, 276260), (76, 156305), (86, 138130), (95, 125044), (172, 69065), (190, 62522), (215, 55252), (380, 31261), (430, 27626), (727, 16340), (817, 14540), (860, 13813), (1454, 8170), (1634, 7270), (2908, 4085), (3268, 3635)]