173812420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{511213}}^1$

素因数の和:511239

約数の個数: 24

約数和(自身を含む): 386477784

約数和(自身を除く): 212665364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 511213, 1022426, 2044852, 2556065, 5112130, 8690621, 10224260, 17381242, 34762484, 43453105, 86906210, 173812420]

約数ペア:

[(1, 173812420), (2, 86906210), (4, 43453105), (5, 34762484), (10, 17381242), (17, 10224260), (20, 8690621), (34, 5112130), (68, 2556065), (85, 2044852), (170, 1022426), (340, 511213)]