27983820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6389}}^1$

素因数の和:6474

約数の個数: 48

約数和(自身を含む): 79440480

約数和(自身を除く): 51456660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 6389, 12778, 19167, 25556, 31945, 38334, 63890, 76668, 95835, 127780, 191670, 383340, 466397, 932794, 1399191, 1865588, 2331985, 2798382, 4663970, 5596764, 6995955, 9327940, 13991910, 27983820]

約数ペア:

[(1, 27983820), (2, 13991910), (3, 9327940), (4, 6995955), (5, 5596764), (6, 4663970), (10, 2798382), (12, 2331985), (15, 1865588), (20, 1399191), (30, 932794), (60, 466397), (73, 383340), (146, 191670), (219, 127780), (292, 95835), (365, 76668), (438, 63890), (730, 38334), (876, 31945), (1095, 25556), (1460, 19167), (2190, 12778), (4380, 6389)]