8890490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 20072448

約数和(自身を除く): 11181958

約数列:

[1, 2, 5, 7, 10, 14, 17, 31, 34, 35, 62, 70, 85, 119, 155, 170, 217, 238, 241, 310, 434, 482, 527, 595, 1054, 1085, 1190, 1205, 1687, 2170, 2410, 2635, 3374, 3689, 4097, 5270, 7378, 7471, 8194, 8435, 14942, 16870, 18445, 20485, 28679, 36890, 37355, 40970, 52297, 57358, 74710, 104594, 127007, 143395, 254014, 261485, 286790, 522970, 635035, 889049, 1270070, 1778098, 4445245, 8890490]

約数ペア:

[(1, 8890490), (2, 4445245), (5, 1778098), (7, 1270070), (10, 889049), (14, 635035), (17, 522970), (31, 286790), (34, 261485), (35, 254014), (62, 143395), (70, 127007), (85, 104594), (119, 74710), (155, 57358), (170, 52297), (217, 40970), (238, 37355), (241, 36890), (310, 28679), (434, 20485), (482, 18445), (527, 16870), (595, 14942), (1054, 8435), (1085, 8194), (1190, 7471), (1205, 7378), (1687, 5270), (2170, 4097), (2410, 3689), (2635, 3374)]