31074560

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2207}}^1$

素因数の和:2239

約数の個数: 72

約数和(自身を含む): 81236736

約数和(自身を除く): 50162176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2207, 2816, 3520, 4414, 7040, 8828, 11035, 14080, 17656, 22070, 24277, 35312, 44140, 48554, 70624, 88280, 97108, 121385, 141248, 176560, 194216, 242770, 282496, 353120, 388432, 485540, 564992, 706240, 776864, 971080, 1412480, 1553728, 1942160, 2824960, 3107456, 3884320, 6214912, 7768640, 15537280, 31074560]

約数ペア:

[(1, 31074560), (2, 15537280), (4, 7768640), (5, 6214912), (8, 3884320), (10, 3107456), (11, 2824960), (16, 1942160), (20, 1553728), (22, 1412480), (32, 971080), (40, 776864), (44, 706240), (55, 564992), (64, 485540), (80, 388432), (88, 353120), (110, 282496), (128, 242770), (160, 194216), (176, 176560), (220, 141248), (256, 121385), (320, 97108), (352, 88280), (440, 70624), (640, 48554), (704, 44140), (880, 35312), (1280, 24277), (1408, 22070), (1760, 17656), (2207, 14080), (2816, 11035), (3520, 8828), (4414, 7040)]