214920380

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{50929}}^1$

素因数の和:51149

約数の個数: 24

約数和(自身を含む): 453480720

約数和(自身を除く): 238560340

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 50929, 101858, 203716, 254645, 509290, 1018580, 10746019, 21492038, 42984076, 53730095, 107460190, 214920380]

約数ペア:

[(1, 214920380), (2, 107460190), (4, 53730095), (5, 42984076), (10, 21492038), (20, 10746019), (211, 1018580), (422, 509290), (844, 254645), (1055, 203716), (2110, 101858), (4220, 50929)]