142706480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{254833}}^1$

素因数の和:254853

約数の個数: 40

約数和(自身を含む): 379192992

約数和(自身を除く): 236486512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 254833, 509666, 1019332, 1274165, 1783831, 2038664, 2548330, 3567662, 4077328, 5096660, 7135324, 8919155, 10193320, 14270648, 17838310, 20386640, 28541296, 35676620, 71353240, 142706480]

約数ペア:

[(1, 142706480), (2, 71353240), (4, 35676620), (5, 28541296), (7, 20386640), (8, 17838310), (10, 14270648), (14, 10193320), (16, 8919155), (20, 7135324), (28, 5096660), (35, 4077328), (40, 3567662), (56, 2548330), (70, 2038664), (80, 1783831), (112, 1274165), (140, 1019332), (280, 509666), (560, 254833)]