16529920

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{587}}^1$

素因数の和:621

約数の個数: 80

約数和(自身を含む): 43309728

約数和(自身を除く): 26779808

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, 512, 587, 640, 704, 880, 1174, 1280, 1408, 1760, 2348, 2560, 2816, 2935, 3520, 4696, 5632, 5870, 6457, 7040, 9392, 11740, 12914, 14080, 18784, 23480, 25828, 28160, 32285, 37568, 46960, 51656, 64570, 75136, 93920, 103312, 129140, 150272, 187840, 206624, 258280, 300544, 375680, 413248, 516560, 751360, 826496, 1033120, 1502720, 1652992, 2066240, 3305984, 4132480, 8264960, 16529920]

約数ペア:

[(1, 16529920), (2, 8264960), (4, 4132480), (5, 3305984), (8, 2066240), (10, 1652992), (11, 1502720), (16, 1033120), (20, 826496), (22, 751360), (32, 516560), (40, 413248), (44, 375680), (55, 300544), (64, 258280), (80, 206624), (88, 187840), (110, 150272), (128, 129140), (160, 103312), (176, 93920), (220, 75136), (256, 64570), (320, 51656), (352, 46960), (440, 37568), (512, 32285), (587, 28160), (640, 25828), (704, 23480), (880, 18784), (1174, 14080), (1280, 12914), (1408, 11740), (1760, 9392), (2348, 7040), (2560, 6457), (2816, 5870), (2935, 5632), (3520, 4696)]