28215520

素因数分解:

$2^5\times 5^1\times {\mathrm{176347}}^1$

素因数の和:176362

約数の個数: 24

約数和(自身を含む): 66659544

約数和(自身を除く): 38444024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 176347, 352694, 705388, 881735, 1410776, 1763470, 2821552, 3526940, 5643104, 7053880, 14107760, 28215520]

約数ペア:

[(1, 28215520), (2, 14107760), (4, 7053880), (5, 5643104), (8, 3526940), (10, 2821552), (16, 1763470), (20, 1410776), (32, 881735), (40, 705388), (80, 352694), (160, 176347)]