84257860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 181024704

約数和(自身を除く): 96766844

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 227, 268, 277, 335, 454, 554, 670, 908, 1108, 1135, 1340, 1385, 2270, 2770, 4540, 5540, 15209, 18559, 30418, 37118, 60836, 62879, 74236, 76045, 92795, 125758, 152090, 185590, 251516, 304180, 314395, 371180, 628790, 1257580, 4212893, 8425786, 16851572, 21064465, 42128930, 84257860]

約数ペア:

[(1, 84257860), (2, 42128930), (4, 21064465), (5, 16851572), (10, 8425786), (20, 4212893), (67, 1257580), (134, 628790), (227, 371180), (268, 314395), (277, 304180), (335, 251516), (454, 185590), (554, 152090), (670, 125758), (908, 92795), (1108, 76045), (1135, 74236), (1340, 62879), (1385, 60836), (2270, 37118), (2770, 30418), (4540, 18559), (5540, 15209)]