1489271440

素因数分解:

$2^4\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{18233}}^1$

素因数の和:19267

約数の個数: 40

約数和(自身を含む): 3466137528

約数和(自身を除く): 1976866088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1021, 2042, 4084, 5105, 8168, 10210, 16336, 18233, 20420, 36466, 40840, 72932, 81680, 91165, 145864, 182330, 291728, 364660, 729320, 1458640, 18615893, 37231786, 74463572, 93079465, 148927144, 186158930, 297854288, 372317860, 744635720, 1489271440]

約数ペア:

[(1, 1489271440), (2, 744635720), (4, 372317860), (5, 297854288), (8, 186158930), (10, 148927144), (16, 93079465), (20, 74463572), (40, 37231786), (80, 18615893), (1021, 1458640), (2042, 729320), (4084, 364660), (5105, 291728), (8168, 182330), (10210, 145864), (16336, 91165), (18233, 81680), (20420, 72932), (36466, 40840)]