1781890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 3556224

約数和(自身を除く): 1774334

約数列:

[1, 2, 5, 10, 11, 22, 55, 97, 110, 167, 194, 334, 485, 835, 970, 1067, 1670, 1837, 2134, 3674, 5335, 9185, 10670, 16199, 18370, 32398, 80995, 161990, 178189, 356378, 890945, 1781890]

約数ペア:

[(1, 1781890), (2, 890945), (5, 356378), (10, 178189), (11, 161990), (22, 80995), (55, 32398), (97, 18370), (110, 16199), (167, 10670), (194, 9185), (334, 5335), (485, 3674), (835, 2134), (970, 1837), (1067, 1670)]