7403920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4871}}^1$

素因数の和:4903

約数の個数: 40

約数和(自身を含む): 18123840

約数和(自身を除く): 10719920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 4871, 9742, 19484, 24355, 38968, 48710, 77936, 92549, 97420, 185098, 194840, 370196, 389680, 462745, 740392, 925490, 1480784, 1850980, 3701960, 7403920]

約数ペア:

[(1, 7403920), (2, 3701960), (4, 1850980), (5, 1480784), (8, 925490), (10, 740392), (16, 462745), (19, 389680), (20, 370196), (38, 194840), (40, 185098), (76, 97420), (80, 92549), (95, 77936), (152, 48710), (190, 38968), (304, 24355), (380, 19484), (760, 9742), (1520, 4871)]