17939680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10193}}^1$

素因数の和:10219

約数の個数: 48

約数和(自身を含む): 46239984

約数和(自身を除く): 28300304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 10193, 20386, 40772, 50965, 81544, 101930, 112123, 163088, 203860, 224246, 326176, 407720, 448492, 560615, 815440, 896984, 1121230, 1630880, 1793968, 2242460, 3587936, 4484920, 8969840, 17939680]

約数ペア:

[(1, 17939680), (2, 8969840), (4, 4484920), (5, 3587936), (8, 2242460), (10, 1793968), (11, 1630880), (16, 1121230), (20, 896984), (22, 815440), (32, 560615), (40, 448492), (44, 407720), (55, 326176), (80, 224246), (88, 203860), (110, 163088), (160, 112123), (176, 101930), (220, 81544), (352, 50965), (440, 40772), (880, 20386), (1760, 10193)]