28104460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 61248096

約数和(自身を除く): 33143636

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 163, 185, 233, 326, 370, 466, 652, 740, 815, 932, 1165, 1630, 2330, 3260, 4660, 6031, 8621, 12062, 17242, 24124, 30155, 34484, 37979, 43105, 60310, 75958, 86210, 120620, 151916, 172420, 189895, 379790, 759580, 1405223, 2810446, 5620892, 7026115, 14052230, 28104460]

約数ペア:

[(1, 28104460), (2, 14052230), (4, 7026115), (5, 5620892), (10, 2810446), (20, 1405223), (37, 759580), (74, 379790), (148, 189895), (163, 172420), (185, 151916), (233, 120620), (326, 86210), (370, 75958), (466, 60310), (652, 43105), (740, 37979), (815, 34484), (932, 30155), (1165, 24124), (1630, 17242), (2330, 12062), (3260, 8621), (4660, 6031)]