297793660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{4597}}^1$

素因数の和:4726

約数の個数: 48

約数和(自身を含む): 648869760

約数和(自身を除く): 351076100

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 790, 820, 1580, 3239, 4597, 6478, 9194, 12956, 16195, 18388, 22985, 32390, 45970, 64780, 91940, 188477, 363163, 376954, 726326, 753908, 942385, 1452652, 1815815, 1884770, 3631630, 3769540, 7263260, 14889683, 29779366, 59558732, 74448415, 148896830, 297793660]

約数ペア:

[(1, 297793660), (2, 148896830), (4, 74448415), (5, 59558732), (10, 29779366), (20, 14889683), (41, 7263260), (79, 3769540), (82, 3631630), (158, 1884770), (164, 1815815), (205, 1452652), (316, 942385), (395, 753908), (410, 726326), (790, 376954), (820, 363163), (1580, 188477), (3239, 91940), (4597, 64780), (6478, 45970), (9194, 32390), (12956, 22985), (16195, 18388)]