40958480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7211}}^1$

素因数の和:7295

約数の個数: 40

約数和(自身を含む): 96583104

約数和(自身を除く): 55624624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 7211, 14422, 28844, 36055, 57688, 72110, 115376, 144220, 288440, 511981, 576880, 1023962, 2047924, 2559905, 4095848, 5119810, 8191696, 10239620, 20479240, 40958480]

約数ペア:

[(1, 40958480), (2, 20479240), (4, 10239620), (5, 8191696), (8, 5119810), (10, 4095848), (16, 2559905), (20, 2047924), (40, 1023962), (71, 576880), (80, 511981), (142, 288440), (284, 144220), (355, 115376), (568, 72110), (710, 57688), (1136, 36055), (1420, 28844), (2840, 14422), (5680, 7211)]