2011296980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{6563}}^1$

素因数の和:6789

約数の個数: 96

約数和(自身を含む): 5293209600

約数和(自身を除く): 3281912620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 199, 220, 308, 385, 398, 770, 796, 995, 1393, 1540, 1990, 2189, 2786, 3980, 4378, 5572, 6563, 6965, 8756, 10945, 13126, 13930, 15323, 21890, 26252, 27860, 30646, 32815, 43780, 45941, 61292, 65630, 72193, 76615, 91882, 131260, 144386, 153230, 183764, 229705, 288772, 306460, 360965, 459410, 505351, 721930, 918820, 1010702, 1306037, 1443860, 2021404, 2526755, 2612074, 5053510, 5224148, 6530185, 9142259, 10107020, 13060370, 14366407, 18284518, 26120740, 28732814, 36569036, 45711295, 57465628, 71832035, 91422590, 100564849, 143664070, 182845180, 201129698, 287328140, 402259396, 502824245, 1005648490, 2011296980]

約数ペア:

[(1, 2011296980), (2, 1005648490), (4, 502824245), (5, 402259396), (7, 287328140), (10, 201129698), (11, 182845180), (14, 143664070), (20, 100564849), (22, 91422590), (28, 71832035), (35, 57465628), (44, 45711295), (55, 36569036), (70, 28732814), (77, 26120740), (110, 18284518), (140, 14366407), (154, 13060370), (199, 10107020), (220, 9142259), (308, 6530185), (385, 5224148), (398, 5053510), (770, 2612074), (796, 2526755), (995, 2021404), (1393, 1443860), (1540, 1306037), (1990, 1010702), (2189, 918820), (2786, 721930), (3980, 505351), (4378, 459410), (5572, 360965), (6563, 306460), (6965, 288772), (8756, 229705), (10945, 183764), (13126, 153230), (13930, 144386), (15323, 131260), (21890, 91882), (26252, 76615), (27860, 72193), (30646, 65630), (32815, 61292), (43780, 45941)]