201852620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{997}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 434585088

約数和(自身を除く): 232732468

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 191, 212, 265, 382, 530, 764, 955, 997, 1060, 1910, 1994, 3820, 3988, 4985, 9970, 10123, 19940, 20246, 40492, 50615, 52841, 101230, 105682, 190427, 202460, 211364, 264205, 380854, 528410, 761708, 952135, 1056820, 1904270, 3808540, 10092631, 20185262, 40370524, 50463155, 100926310, 201852620]

約数ペア:

[(1, 201852620), (2, 100926310), (4, 50463155), (5, 40370524), (10, 20185262), (20, 10092631), (53, 3808540), (106, 1904270), (191, 1056820), (212, 952135), (265, 761708), (382, 528410), (530, 380854), (764, 264205), (955, 211364), (997, 202460), (1060, 190427), (1910, 105682), (1994, 101230), (3820, 52841), (3988, 50615), (4985, 40492), (9970, 20246), (10123, 19940)]