491414980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3510107}}^1$

素因数の和:3510123

約数の個数: 24

約数和(自身を含む): 1179396288

約数和(自身を除く): 687981308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3510107, 7020214, 14040428, 17550535, 24570749, 35101070, 49141498, 70202140, 98282996, 122853745, 245707490, 491414980]

約数ペア:

[(1, 491414980), (2, 245707490), (4, 122853745), (5, 98282996), (7, 70202140), (10, 49141498), (14, 35101070), (20, 24570749), (28, 17550535), (35, 14040428), (70, 7020214), (140, 3510107)]