28222120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19069}}^1$

素因数の和:19117

約数の個数: 32

約数和(自身を含む): 65219400

約数和(自身を除く): 36997280

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 19069, 38138, 76276, 95345, 152552, 190690, 381380, 705553, 762760, 1411106, 2822212, 3527765, 5644424, 7055530, 14111060, 28222120]

約数ペア:

[(1, 28222120), (2, 14111060), (4, 7055530), (5, 5644424), (8, 3527765), (10, 2822212), (20, 1411106), (37, 762760), (40, 705553), (74, 381380), (148, 190690), (185, 152552), (296, 95345), (370, 76276), (740, 38138), (1480, 19069)]