13619120

素因数分解:

$2^4\times 5^1\times {\mathrm{170239}}^1$

素因数の和:170252

約数の個数: 20

約数和(自身を含む): 31664640

約数和(自身を除く): 18045520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 170239, 340478, 680956, 851195, 1361912, 1702390, 2723824, 3404780, 6809560, 13619120]

約数ペア:

[(1, 13619120), (2, 6809560), (4, 3404780), (5, 2723824), (8, 1702390), (10, 1361912), (16, 851195), (20, 680956), (40, 340478), (80, 170239)]