2449880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{839}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 5594400

約数和(自身を除く): 3144520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 839, 1460, 1678, 2920, 3356, 4195, 6712, 8390, 16780, 33560, 61247, 122494, 244988, 306235, 489976, 612470, 1224940, 2449880]

約数ペア:

[(1, 2449880), (2, 1224940), (4, 612470), (5, 489976), (8, 306235), (10, 244988), (20, 122494), (40, 61247), (73, 33560), (146, 16780), (292, 8390), (365, 6712), (584, 4195), (730, 3356), (839, 2920), (1460, 1678)]