140365645

素因数分解:

$5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{2879}}^1$

素因数の和:3097

約数の個数: 24

約数和(自身を含む): 196992000

約数和(自身を除く): 56626355

約数列:

[1, 5, 7, 35, 49, 199, 245, 995, 1393, 2879, 6965, 9751, 14395, 20153, 48755, 100765, 141071, 572921, 705355, 2864605, 4010447, 20052235, 28073129, 140365645]

約数ペア:

[(1, 140365645), (5, 28073129), (7, 20052235), (35, 4010447), (49, 2864605), (199, 705355), (245, 572921), (995, 141071), (1393, 100765), (2879, 48755), (6965, 20153), (9751, 14395)]