31345780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 69600384

約数和(自身を除く): 38254604

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 821, 830, 1642, 1660, 1909, 3284, 3818, 4105, 7636, 8210, 9545, 16420, 18883, 19090, 37766, 38180, 68143, 75532, 94415, 136286, 188830, 272572, 340715, 377660, 681430, 1362860, 1567289, 3134578, 6269156, 7836445, 15672890, 31345780]

約数ペア:

[(1, 31345780), (2, 15672890), (4, 7836445), (5, 6269156), (10, 3134578), (20, 1567289), (23, 1362860), (46, 681430), (83, 377660), (92, 340715), (115, 272572), (166, 188830), (230, 136286), (332, 94415), (415, 75532), (460, 68143), (821, 38180), (830, 37766), (1642, 19090), (1660, 18883), (1909, 16420), (3284, 9545), (3818, 8210), (4105, 7636)]