2140667648

素因数分解:

$2^8\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2851}}^1$

素因数の和:3293

約数の個数: 72

約数和(自身を含む): 4896769920

約数和(自身を除く): 2756102272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 419, 448, 838, 896, 1676, 1792, 2851, 2933, 3352, 5702, 5866, 6704, 11404, 11732, 13408, 19957, 22808, 23464, 26816, 39914, 45616, 46928, 53632, 79828, 91232, 93856, 107264, 159656, 182464, 187712, 319312, 364928, 375424, 638624, 729856, 750848, 1194569, 1277248, 2389138, 2554496, 4778276, 5108992, 8361983, 9556552, 16723966, 19113104, 33447932, 38226208, 66895864, 76452416, 133791728, 152904832, 267583456, 305809664, 535166912, 1070333824, 2140667648]

約数ペア:

[(1, 2140667648), (2, 1070333824), (4, 535166912), (7, 305809664), (8, 267583456), (14, 152904832), (16, 133791728), (28, 76452416), (32, 66895864), (56, 38226208), (64, 33447932), (112, 19113104), (128, 16723966), (224, 9556552), (256, 8361983), (419, 5108992), (448, 4778276), (838, 2554496), (896, 2389138), (1676, 1277248), (1792, 1194569), (2851, 750848), (2933, 729856), (3352, 638624), (5702, 375424), (5866, 364928), (6704, 319312), (11404, 187712), (11732, 182464), (13408, 159656), (19957, 107264), (22808, 93856), (23464, 91232), (26816, 79828), (39914, 53632), (45616, 46928)]