204415660

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1931}}^1$

素因数の和:2086

約数の個数: 48

約数和(自身を含む): 441423360

約数和(自身を除く): 237007700

約数列:

[1, 2, 4, 5, 10, 20, 67, 79, 134, 158, 268, 316, 335, 395, 670, 790, 1340, 1580, 1931, 3862, 5293, 7724, 9655, 10586, 19310, 21172, 26465, 38620, 52930, 105860, 129377, 152549, 258754, 305098, 517508, 610196, 646885, 762745, 1293770, 1525490, 2587540, 3050980, 10220783, 20441566, 40883132, 51103915, 102207830, 204415660]

約数ペア:

[(1, 204415660), (2, 102207830), (4, 51103915), (5, 40883132), (10, 20441566), (20, 10220783), (67, 3050980), (79, 2587540), (134, 1525490), (158, 1293770), (268, 762745), (316, 646885), (335, 610196), (395, 517508), (670, 305098), (790, 258754), (1340, 152549), (1580, 129377), (1931, 105860), (3862, 52930), (5293, 38620), (7724, 26465), (9655, 21172), (10586, 19310)]