499492020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{6389}}^1$

素因数の和:7704

約数の個数: 48

約数和(自身を含む): 1399870080

約数和(自身を除く): 900378060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1303, 2606, 3909, 5212, 6389, 6515, 7818, 12778, 13030, 15636, 19167, 19545, 25556, 26060, 31945, 38334, 39090, 63890, 76668, 78180, 95835, 127780, 191670, 383340, 8324867, 16649734, 24974601, 33299468, 41624335, 49949202, 83248670, 99898404, 124873005, 166497340, 249746010, 499492020]

約数ペア:

[(1, 499492020), (2, 249746010), (3, 166497340), (4, 124873005), (5, 99898404), (6, 83248670), (10, 49949202), (12, 41624335), (15, 33299468), (20, 24974601), (30, 16649734), (60, 8324867), (1303, 383340), (2606, 191670), (3909, 127780), (5212, 95835), (6389, 78180), (6515, 76668), (7818, 63890), (12778, 39090), (13030, 38334), (15636, 31945), (19167, 26060), (19545, 25556)]