10640980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{263}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 27232128

約数和(自身を除く): 16591148

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 263, 289, 340, 476, 526, 578, 595, 1052, 1156, 1190, 1315, 1445, 1841, 2023, 2380, 2630, 2890, 3682, 4046, 4471, 5260, 5780, 7364, 8092, 8942, 9205, 10115, 17884, 18410, 20230, 22355, 31297, 36820, 40460, 44710, 62594, 76007, 89420, 125188, 152014, 156485, 304028, 312970, 380035, 532049, 625940, 760070, 1064098, 1520140, 2128196, 2660245, 5320490, 10640980]

約数ペア:

[(1, 10640980), (2, 5320490), (4, 2660245), (5, 2128196), (7, 1520140), (10, 1064098), (14, 760070), (17, 625940), (20, 532049), (28, 380035), (34, 312970), (35, 304028), (68, 156485), (70, 152014), (85, 125188), (119, 89420), (140, 76007), (170, 62594), (238, 44710), (263, 40460), (289, 36820), (340, 31297), (476, 22355), (526, 20230), (578, 18410), (595, 17884), (1052, 10115), (1156, 9205), (1190, 8942), (1315, 8092), (1445, 7364), (1841, 5780), (2023, 5260), (2380, 4471), (2630, 4046), (2890, 3682)]