893240

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 2036880

約数和(自身を除く): 1143640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 163, 274, 326, 548, 652, 685, 815, 1096, 1304, 1370, 1630, 2740, 3260, 5480, 6520, 22331, 44662, 89324, 111655, 178648, 223310, 446620, 893240]

約数ペア:

[(1, 893240), (2, 446620), (4, 223310), (5, 178648), (8, 111655), (10, 89324), (20, 44662), (40, 22331), (137, 6520), (163, 5480), (274, 3260), (326, 2740), (548, 1630), (652, 1370), (685, 1304), (815, 1096)]