55967920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36821}}^1$

素因数の和:36853

約数の個数: 40

約数和(自身を含む): 136977840

約数和(自身を除く): 81009920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 36821, 73642, 147284, 184105, 294568, 368210, 589136, 699599, 736420, 1399198, 1472840, 2798396, 2945680, 3497995, 5596792, 6995990, 11193584, 13991980, 27983960, 55967920]

約数ペア:

[(1, 55967920), (2, 27983960), (4, 13991980), (5, 11193584), (8, 6995990), (10, 5596792), (16, 3497995), (19, 2945680), (20, 2798396), (38, 1472840), (40, 1399198), (76, 736420), (80, 699599), (95, 589136), (152, 368210), (190, 294568), (304, 184105), (380, 147284), (760, 73642), (1520, 36821)]