1985440

素因数分解:

$2^5\times 5^1\times {\mathrm{12409}}^1$

素因数の和:12424

約数の個数: 24

約数和(自身を含む): 4690980

約数和(自身を除く): 2705540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12409, 24818, 49636, 62045, 99272, 124090, 198544, 248180, 397088, 496360, 992720, 1985440]

約数ペア:

[(1, 1985440), (2, 992720), (4, 496360), (5, 397088), (8, 248180), (10, 198544), (16, 124090), (20, 99272), (32, 62045), (40, 49636), (80, 24818), (160, 12409)]