4312840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 11295360

約数和(自身を除く): 6982520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 211, 280, 292, 365, 422, 511, 584, 730, 844, 1022, 1055, 1460, 1477, 1688, 2044, 2110, 2555, 2920, 2954, 4088, 4220, 5110, 5908, 7385, 8440, 10220, 11816, 14770, 15403, 20440, 29540, 30806, 59080, 61612, 77015, 107821, 123224, 154030, 215642, 308060, 431284, 539105, 616120, 862568, 1078210, 2156420, 4312840]

約数ペア:

[(1, 4312840), (2, 2156420), (4, 1078210), (5, 862568), (7, 616120), (8, 539105), (10, 431284), (14, 308060), (20, 215642), (28, 154030), (35, 123224), (40, 107821), (56, 77015), (70, 61612), (73, 59080), (140, 30806), (146, 29540), (211, 20440), (280, 15403), (292, 14770), (365, 11816), (422, 10220), (511, 8440), (584, 7385), (730, 5908), (844, 5110), (1022, 4220), (1055, 4088), (1460, 2954), (1477, 2920), (1688, 2555), (2044, 2110)]