1453840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 3582360

約数和(自身を除く): 2128520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1069, 1360, 2138, 4276, 5345, 8552, 10690, 17104, 18173, 21380, 36346, 42760, 72692, 85520, 90865, 145384, 181730, 290768, 363460, 726920, 1453840]

約数ペア:

[(1, 1453840), (2, 726920), (4, 363460), (5, 290768), (8, 181730), (10, 145384), (16, 90865), (17, 85520), (20, 72692), (34, 42760), (40, 36346), (68, 21380), (80, 18173), (85, 17104), (136, 10690), (170, 8552), (272, 5345), (340, 4276), (680, 2138), (1069, 1360)]