19581270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2731}}^1$

素因数の和:2980

約数の個数: 32

約数和(自身を含む): 47208960

約数和(自身を除く): 27627690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 2731, 3585, 5462, 7170, 8193, 13655, 16386, 27310, 40965, 81930, 652709, 1305418, 1958127, 3263545, 3916254, 6527090, 9790635, 19581270]

約数ペア:

[(1, 19581270), (2, 9790635), (3, 6527090), (5, 3916254), (6, 3263545), (10, 1958127), (15, 1305418), (30, 652709), (239, 81930), (478, 40965), (717, 27310), (1195, 16386), (1434, 13655), (2390, 8193), (2731, 7170), (3585, 5462)]