70905940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{72353}}^1$

素因数の和:72376

約数の個数: 36

約数和(自身を含む): 173215476

約数和(自身を除く): 102309536

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 72353, 144706, 289412, 361765, 506471, 723530, 1012942, 1447060, 2025884, 2532355, 3545297, 5064710, 7090594, 10129420, 14181188, 17726485, 35452970, 70905940]

約数ペア:

[(1, 70905940), (2, 35452970), (4, 17726485), (5, 14181188), (7, 10129420), (10, 7090594), (14, 5064710), (20, 3545297), (28, 2532355), (35, 2025884), (49, 1447060), (70, 1012942), (98, 723530), (140, 506471), (196, 361765), (245, 289412), (490, 144706), (980, 72353)]