828954820

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{8713}}^1$

素因数の和:8860

約数の個数: 48

約数和(自身を含む): 1791877248

約数和(自身を除く): 962922428

約数列:

[1, 2, 4, 5, 10, 20, 67, 71, 134, 142, 268, 284, 335, 355, 670, 710, 1340, 1420, 4757, 8713, 9514, 17426, 19028, 23785, 34852, 43565, 47570, 87130, 95140, 174260, 583771, 618623, 1167542, 1237246, 2335084, 2474492, 2918855, 3093115, 5837710, 6186230, 11675420, 12372460, 41447741, 82895482, 165790964, 207238705, 414477410, 828954820]

約数ペア:

[(1, 828954820), (2, 414477410), (4, 207238705), (5, 165790964), (10, 82895482), (20, 41447741), (67, 12372460), (71, 11675420), (134, 6186230), (142, 5837710), (268, 3093115), (284, 2918855), (335, 2474492), (355, 2335084), (670, 1237246), (710, 1167542), (1340, 618623), (1420, 583771), (4757, 174260), (8713, 95140), (9514, 87130), (17426, 47570), (19028, 43565), (23785, 34852)]