71353240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{254833}}^1$

素因数の和:254851

約数の個数: 32

約数和(自身を含む): 183480480

約数和(自身を除く): 112127240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 254833, 509666, 1019332, 1274165, 1783831, 2038664, 2548330, 3567662, 5096660, 7135324, 8919155, 10193320, 14270648, 17838310, 35676620, 71353240]

約数ペア:

[(1, 71353240), (2, 35676620), (4, 17838310), (5, 14270648), (7, 10193320), (8, 8919155), (10, 7135324), (14, 5096660), (20, 3567662), (28, 2548330), (35, 2038664), (40, 1783831), (56, 1274165), (70, 1019332), (140, 509666), (280, 254833)]