8343320

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1249}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 18900000

約数和(自身を除く): 10556680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1249, 1336, 1670, 2498, 3340, 4996, 6245, 6680, 9992, 12490, 24980, 49960, 208583, 417166, 834332, 1042915, 1668664, 2085830, 4171660, 8343320]

約数ペア:

[(1, 8343320), (2, 4171660), (4, 2085830), (5, 1668664), (8, 1042915), (10, 834332), (20, 417166), (40, 208583), (167, 49960), (334, 24980), (668, 12490), (835, 9992), (1249, 6680), (1336, 6245), (1670, 4996), (2498, 3340)]