1215520

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 48

約数和(自身を含む): 2939328

約数和(自身を除く): 1723808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 107, 142, 160, 214, 284, 355, 428, 535, 568, 710, 856, 1070, 1136, 1420, 1712, 2140, 2272, 2840, 3424, 4280, 5680, 7597, 8560, 11360, 15194, 17120, 30388, 37985, 60776, 75970, 121552, 151940, 243104, 303880, 607760, 1215520]

約数ペア:

[(1, 1215520), (2, 607760), (4, 303880), (5, 243104), (8, 151940), (10, 121552), (16, 75970), (20, 60776), (32, 37985), (40, 30388), (71, 17120), (80, 15194), (107, 11360), (142, 8560), (160, 7597), (214, 5680), (284, 4280), (355, 3424), (428, 2840), (535, 2272), (568, 2140), (710, 1712), (856, 1420), (1070, 1136)]