21928600

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1321}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 51637320

約数和(自身を除く): 29708720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 332, 415, 664, 830, 1321, 1660, 2075, 2642, 3320, 4150, 5284, 6605, 8300, 10568, 13210, 16600, 26420, 33025, 52840, 66050, 109643, 132100, 219286, 264200, 438572, 548215, 877144, 1096430, 2192860, 2741075, 4385720, 5482150, 10964300, 21928600]

約数ペア:

[(1, 21928600), (2, 10964300), (4, 5482150), (5, 4385720), (8, 2741075), (10, 2192860), (20, 1096430), (25, 877144), (40, 548215), (50, 438572), (83, 264200), (100, 219286), (166, 132100), (200, 109643), (332, 66050), (415, 52840), (664, 33025), (830, 26420), (1321, 16600), (1660, 13210), (2075, 10568), (2642, 8300), (3320, 6605), (4150, 5284)]