1045409720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{556069}}^1$

素因数の和:556127

約数の個数: 32

約数和(自身を含む): 2402222400

約数和(自身を除く): 1356812680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 556069, 1112138, 2224276, 2780345, 4448552, 5560690, 11121380, 22242760, 26135243, 52270486, 104540972, 130676215, 209081944, 261352430, 522704860, 1045409720]

約数ペア:

[(1, 1045409720), (2, 522704860), (4, 261352430), (5, 209081944), (8, 130676215), (10, 104540972), (20, 52270486), (40, 26135243), (47, 22242760), (94, 11121380), (188, 5560690), (235, 4448552), (376, 2780345), (470, 2224276), (940, 1112138), (1880, 556069)]