2179018880

素因数分解:

$2^7\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{2617}}^1$

素因数の和:3937

約数の個数: 64

約数和(自身を含む): 5215213080

約数和(自身を除く): 3036194200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1301, 2602, 2617, 5204, 5234, 6505, 10408, 10468, 13010, 13085, 20816, 20936, 26020, 26170, 41632, 41872, 52040, 52340, 83264, 83744, 104080, 104680, 166528, 167488, 208160, 209360, 334976, 416320, 418720, 832640, 837440, 1674880, 3404717, 6809434, 13618868, 17023585, 27237736, 34047170, 54475472, 68094340, 108950944, 136188680, 217901888, 272377360, 435803776, 544754720, 1089509440, 2179018880]

約数ペア:

[(1, 2179018880), (2, 1089509440), (4, 544754720), (5, 435803776), (8, 272377360), (10, 217901888), (16, 136188680), (20, 108950944), (32, 68094340), (40, 54475472), (64, 34047170), (80, 27237736), (128, 17023585), (160, 13618868), (320, 6809434), (640, 3404717), (1301, 1674880), (2602, 837440), (2617, 832640), (5204, 418720), (5234, 416320), (6505, 334976), (10408, 209360), (10468, 208160), (13010, 167488), (13085, 166528), (20816, 104680), (20936, 104080), (26020, 83744), (26170, 83264), (41632, 52340), (41872, 52040)]