1721230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 3603456

約数和(自身を除く): 1882226

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 367, 469, 670, 734, 938, 1835, 2345, 2569, 3670, 4690, 5138, 12845, 24589, 25690, 49178, 122945, 172123, 245890, 344246, 860615, 1721230]

約数ペア:

[(1, 1721230), (2, 860615), (5, 344246), (7, 245890), (10, 172123), (14, 122945), (35, 49178), (67, 25690), (70, 24589), (134, 12845), (335, 5138), (367, 4690), (469, 3670), (670, 2569), (734, 2345), (938, 1835)]