142774180

素因数分解:

$2^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{3659}}^1$

素因数の和:5619

約数の個数: 24

約数和(自身を含む): 300061440

約数和(自身を除く): 157287260

約数列:

[1, 2, 4, 5, 10, 20, 1951, 3659, 3902, 7318, 7804, 9755, 14636, 18295, 19510, 36590, 39020, 73180, 7138709, 14277418, 28554836, 35693545, 71387090, 142774180]

約数ペア:

[(1, 142774180), (2, 71387090), (4, 35693545), (5, 28554836), (10, 14277418), (20, 7138709), (1951, 73180), (3659, 39020), (3902, 36590), (7318, 19510), (7804, 18295), (9755, 14636)]