55713020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1613}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 128526048

約数和(自身を除く): 72813028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 1570, 1613, 1727, 3140, 3226, 3454, 6452, 6908, 8065, 8635, 16130, 17270, 17743, 32260, 34540, 35486, 70972, 88715, 177430, 253241, 354860, 506482, 1012964, 1266205, 2532410, 2785651, 5064820, 5571302, 11142604, 13928255, 27856510, 55713020]

約数ペア:

[(1, 55713020), (2, 27856510), (4, 13928255), (5, 11142604), (10, 5571302), (11, 5064820), (20, 2785651), (22, 2532410), (44, 1266205), (55, 1012964), (110, 506482), (157, 354860), (220, 253241), (314, 177430), (628, 88715), (785, 70972), (1570, 35486), (1613, 34540), (1727, 32260), (3140, 17743), (3226, 17270), (3454, 16130), (6452, 8635), (6908, 8065)]