39648140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1637}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 95764032

約数和(自身を除く): 56115892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1637, 1730, 2422, 3274, 3460, 4844, 6055, 6548, 8185, 11459, 12110, 16370, 22918, 24220, 32740, 45836, 57295, 114590, 229180, 283201, 566402, 1132804, 1416005, 1982407, 2832010, 3964814, 5664020, 7929628, 9912035, 19824070, 39648140]

約数ペア:

[(1, 39648140), (2, 19824070), (4, 9912035), (5, 7929628), (7, 5664020), (10, 3964814), (14, 2832010), (20, 1982407), (28, 1416005), (35, 1132804), (70, 566402), (140, 283201), (173, 229180), (346, 114590), (692, 57295), (865, 45836), (1211, 32740), (1637, 24220), (1730, 22918), (2422, 16370), (3274, 12110), (3460, 11459), (4844, 8185), (6055, 6548)]