7813280

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1101

約数の個数: 48

約数和(自身を含む): 18869760

約数和(自身を除く): 11056480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1039, 1504, 1880, 2078, 3760, 4156, 5195, 7520, 8312, 10390, 16624, 20780, 33248, 41560, 48833, 83120, 97666, 166240, 195332, 244165, 390664, 488330, 781328, 976660, 1562656, 1953320, 3906640, 7813280]

約数ペア:

[(1, 7813280), (2, 3906640), (4, 1953320), (5, 1562656), (8, 976660), (10, 781328), (16, 488330), (20, 390664), (32, 244165), (40, 195332), (47, 166240), (80, 97666), (94, 83120), (160, 48833), (188, 41560), (235, 33248), (376, 20780), (470, 16624), (752, 10390), (940, 8312), (1039, 7520), (1504, 5195), (1880, 4156), (2078, 3760)]