1260080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:861

約数の個数: 40

約数和(自身を含む): 3087600

約数和(自身を除く): 1827520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 829, 1520, 1658, 3316, 4145, 6632, 8290, 13264, 15751, 16580, 31502, 33160, 63004, 66320, 78755, 126008, 157510, 252016, 315020, 630040, 1260080]

約数ペア:

[(1, 1260080), (2, 630040), (4, 315020), (5, 252016), (8, 157510), (10, 126008), (16, 78755), (19, 66320), (20, 63004), (38, 33160), (40, 31502), (76, 16580), (80, 15751), (95, 13264), (152, 8290), (190, 6632), (304, 4145), (380, 3316), (760, 1658), (829, 1520)]