55398280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2953}}^1$

素因数の和:3038

約数の個数: 64

約数和(自身を含む): 144627840

約数和(自身を除く): 89229560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 2953, 3752, 4690, 5906, 9380, 11812, 14765, 18760, 20671, 23624, 29530, 41342, 59060, 82684, 103355, 118120, 165368, 197851, 206710, 395702, 413420, 791404, 826840, 989255, 1384957, 1582808, 1978510, 2769914, 3957020, 5539828, 6924785, 7914040, 11079656, 13849570, 27699140, 55398280]

約数ペア:

[(1, 55398280), (2, 27699140), (4, 13849570), (5, 11079656), (7, 7914040), (8, 6924785), (10, 5539828), (14, 3957020), (20, 2769914), (28, 1978510), (35, 1582808), (40, 1384957), (56, 989255), (67, 826840), (70, 791404), (134, 413420), (140, 395702), (268, 206710), (280, 197851), (335, 165368), (469, 118120), (536, 103355), (670, 82684), (938, 59060), (1340, 41342), (1876, 29530), (2345, 23624), (2680, 20671), (2953, 18760), (3752, 14765), (4690, 11812), (5906, 9380)]