11199880

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1327}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 25338240

約数和(自身を除く): 14138360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1327, 1688, 2110, 2654, 4220, 5308, 6635, 8440, 10616, 13270, 26540, 53080, 279997, 559994, 1119988, 1399985, 2239976, 2799970, 5599940, 11199880]

約数ペア:

[(1, 11199880), (2, 5599940), (4, 2799970), (5, 2239976), (8, 1399985), (10, 1119988), (20, 559994), (40, 279997), (211, 53080), (422, 26540), (844, 13270), (1055, 10616), (1327, 8440), (1688, 6635), (2110, 5308), (2654, 4220)]