1956955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 64

約数和(自身を含む): 3483648

約数和(自身を除く): 1526693

約数列:

[1, 5, 7, 11, 13, 17, 23, 35, 55, 65, 77, 85, 91, 115, 119, 143, 161, 187, 221, 253, 299, 385, 391, 455, 595, 715, 805, 935, 1001, 1105, 1265, 1309, 1495, 1547, 1771, 1955, 2093, 2431, 2737, 3289, 4301, 5005, 5083, 6545, 7735, 8855, 10465, 12155, 13685, 16445, 17017, 21505, 23023, 25415, 30107, 35581, 55913, 85085, 115115, 150535, 177905, 279565, 391391, 1956955]

約数ペア:

[(1, 1956955), (5, 391391), (7, 279565), (11, 177905), (13, 150535), (17, 115115), (23, 85085), (35, 55913), (55, 35581), (65, 30107), (77, 25415), (85, 23023), (91, 21505), (115, 17017), (119, 16445), (143, 13685), (161, 12155), (187, 10465), (221, 8855), (253, 7735), (299, 6545), (385, 5083), (391, 5005), (455, 4301), (595, 3289), (715, 2737), (805, 2431), (935, 2093), (1001, 1955), (1105, 1771), (1265, 1547), (1309, 1495)]