919968190

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{5689}}^1$

素因数の和:5956

約数の個数: 32

約数和(自身を含む): 1682965440

約数和(自身を除く): 762997250

約数列:

[1, 2, 5, 10, 103, 157, 206, 314, 515, 785, 1030, 1570, 5689, 11378, 16171, 28445, 32342, 56890, 80855, 161710, 585967, 893173, 1171934, 1786346, 2929835, 4465865, 5859670, 8931730, 91996819, 183993638, 459984095, 919968190]

約数ペア:

[(1, 919968190), (2, 459984095), (5, 183993638), (10, 91996819), (103, 8931730), (157, 5859670), (206, 4465865), (314, 2929835), (515, 1786346), (785, 1171934), (1030, 893173), (1570, 585967), (5689, 161710), (11378, 80855), (16171, 56890), (28445, 32342)]