1492640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 3719520

約数和(自身を除く): 2226880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 491, 608, 760, 982, 1520, 1964, 2455, 3040, 3928, 4910, 7856, 9329, 9820, 15712, 18658, 19640, 37316, 39280, 46645, 74632, 78560, 93290, 149264, 186580, 298528, 373160, 746320, 1492640]

約数ペア:

[(1, 1492640), (2, 746320), (4, 373160), (5, 298528), (8, 186580), (10, 149264), (16, 93290), (19, 78560), (20, 74632), (32, 46645), (38, 39280), (40, 37316), (76, 19640), (80, 18658), (95, 15712), (152, 9820), (160, 9329), (190, 7856), (304, 4910), (380, 3928), (491, 3040), (608, 2455), (760, 1964), (982, 1520)]