419799460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{151007}}^1$

素因数の和:151155

約数の個数: 24

約数和(自身を含む): 887927040

約数和(自身を除く): 468127580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 151007, 302014, 604028, 755035, 1510070, 3020140, 20989973, 41979946, 83959892, 104949865, 209899730, 419799460]

約数ペア:

[(1, 419799460), (2, 209899730), (4, 104949865), (5, 83959892), (10, 41979946), (20, 20989973), (139, 3020140), (278, 1510070), (556, 755035), (695, 604028), (1390, 302014), (2780, 151007)]