219873560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{10391}}^1$

素因数の和:10448

約数の個数: 48

約数和(自身を含む): 517209840

約数和(自身を除く): 297336280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 4232, 5290, 10391, 10580, 20782, 21160, 41564, 51955, 83128, 103910, 207820, 238993, 415640, 477986, 955972, 1194965, 1911944, 2389930, 4779860, 5496839, 9559720, 10993678, 21987356, 27484195, 43974712, 54968390, 109936780, 219873560]

約数ペア:

[(1, 219873560), (2, 109936780), (4, 54968390), (5, 43974712), (8, 27484195), (10, 21987356), (20, 10993678), (23, 9559720), (40, 5496839), (46, 4779860), (92, 2389930), (115, 1911944), (184, 1194965), (230, 955972), (460, 477986), (529, 415640), (920, 238993), (1058, 207820), (2116, 103910), (2645, 83128), (4232, 51955), (5290, 41564), (10391, 21160), (10580, 20782)]