20200508

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 36061200

約数和(自身を除く): 15860692

約数列:

[1, 2, 4, 89, 178, 179, 317, 356, 358, 634, 716, 1268, 15931, 28213, 31862, 56426, 56743, 63724, 112852, 113486, 226972, 5050127, 10100254, 20200508]

約数ペア:

[(1, 20200508), (2, 10100254), (4, 5050127), (89, 226972), (178, 113486), (179, 112852), (317, 63724), (356, 56743), (358, 56426), (634, 31862), (716, 28213), (1268, 15931)]