2019172920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{410401}}^1$

素因数の和:410456

約数の個数: 64

約数和(自身を含む): 6205278240

約数和(自身を除く): 4186105320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 410401, 820802, 1231203, 1641604, 2052005, 2462406, 3283208, 4104010, 4924812, 6156015, 8208020, 9849624, 12312030, 16416040, 16826441, 24624060, 33652882, 49248120, 50479323, 67305764, 84132205, 100958646, 134611528, 168264410, 201917292, 252396615, 336528820, 403834584, 504793230, 673057640, 1009586460, 2019172920]

約数ペア:

[(1, 2019172920), (2, 1009586460), (3, 673057640), (4, 504793230), (5, 403834584), (6, 336528820), (8, 252396615), (10, 201917292), (12, 168264410), (15, 134611528), (20, 100958646), (24, 84132205), (30, 67305764), (40, 50479323), (41, 49248120), (60, 33652882), (82, 24624060), (120, 16826441), (123, 16416040), (164, 12312030), (205, 9849624), (246, 8208020), (328, 6156015), (410, 4924812), (492, 4104010), (615, 3283208), (820, 2462406), (984, 2052005), (1230, 1641604), (1640, 1231203), (2460, 820802), (4920, 410401)]