31680520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{46589}}^1$

素因数の和:46617

約数の個数: 32

約数和(自身を含む): 75475800

約数和(自身を除く): 43795280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 46589, 93178, 186356, 232945, 372712, 465890, 792013, 931780, 1584026, 1863560, 3168052, 3960065, 6336104, 7920130, 15840260, 31680520]

約数ペア:

[(1, 31680520), (2, 15840260), (4, 7920130), (5, 6336104), (8, 3960065), (10, 3168052), (17, 1863560), (20, 1584026), (34, 931780), (40, 792013), (68, 465890), (85, 372712), (136, 232945), (170, 186356), (340, 93178), (680, 46589)]