1645647420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{347183}}^1$

素因数の和:347274

約数の個数: 48

約数和(自身を含む): 4666152960

約数和(自身を除く): 3020505540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 347183, 694366, 1041549, 1388732, 1735915, 2083098, 3471830, 4166196, 5207745, 6943660, 10415490, 20830980, 27427457, 54854914, 82282371, 109709828, 137137285, 164564742, 274274570, 329129484, 411411855, 548549140, 822823710, 1645647420]

約数ペア:

[(1, 1645647420), (2, 822823710), (3, 548549140), (4, 411411855), (5, 329129484), (6, 274274570), (10, 164564742), (12, 137137285), (15, 109709828), (20, 82282371), (30, 54854914), (60, 27427457), (79, 20830980), (158, 10415490), (237, 6943660), (316, 5207745), (395, 4166196), (474, 3471830), (790, 2083098), (948, 1735915), (1185, 1388732), (1580, 1041549), (2370, 694366), (4740, 347183)]