42257710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20219}}^1$

素因数の和:20256

約数の個数: 32

約数和(自身を含む): 87350400

約数和(自身を除く): 45092690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 20219, 40438, 101095, 202190, 222409, 384161, 444818, 768322, 1112045, 1920805, 2224090, 3841610, 4225771, 8451542, 21128855, 42257710]

約数ペア:

[(1, 42257710), (2, 21128855), (5, 8451542), (10, 4225771), (11, 3841610), (19, 2224090), (22, 1920805), (38, 1112045), (55, 768322), (95, 444818), (110, 384161), (190, 222409), (209, 202190), (418, 101095), (1045, 40438), (2090, 20219)]