71791960

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{7703}}^1$

素因数の和:7947

約数の個数: 32

約数和(自身を含む): 162246240

約数和(自身を除く): 90454280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 7703, 9320, 15406, 30812, 38515, 61624, 77030, 154060, 308120, 1794799, 3589598, 7179196, 8973995, 14358392, 17947990, 35895980, 71791960]

約数ペア:

[(1, 71791960), (2, 35895980), (4, 17947990), (5, 14358392), (8, 8973995), (10, 7179196), (20, 3589598), (40, 1794799), (233, 308120), (466, 154060), (932, 77030), (1165, 61624), (1864, 38515), (2330, 30812), (4660, 15406), (7703, 9320)]