28540860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{475681}}^1$

素因数の和:475693

約数の個数: 24

約数和(自身を含む): 79914576

約数和(自身を除く): 51373716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 475681, 951362, 1427043, 1902724, 2378405, 2854086, 4756810, 5708172, 7135215, 9513620, 14270430, 28540860]

約数ペア:

[(1, 28540860), (2, 14270430), (3, 9513620), (4, 7135215), (5, 5708172), (6, 4756810), (10, 2854086), (12, 2378405), (15, 1902724), (20, 1427043), (30, 951362), (60, 475681)]