107920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:103

約数の個数: 40

約数和(自身を含む): 267840

約数和(自身を除く): 159920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 380, 568, 710, 760, 1136, 1349, 1420, 1520, 2698, 2840, 5396, 5680, 6745, 10792, 13490, 21584, 26980, 53960, 107920]

約数ペア:

[(1, 107920), (2, 53960), (4, 26980), (5, 21584), (8, 13490), (10, 10792), (16, 6745), (19, 5680), (20, 5396), (38, 2840), (40, 2698), (71, 1520), (76, 1420), (80, 1349), (95, 1136), (142, 760), (152, 710), (190, 568), (284, 380), (304, 355)]