2626540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 6414912

約数和(自身を除く): 3788372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 257, 292, 365, 511, 514, 730, 1022, 1028, 1285, 1460, 1799, 2044, 2555, 2570, 3598, 5110, 5140, 7196, 8995, 10220, 17990, 18761, 35980, 37522, 75044, 93805, 131327, 187610, 262654, 375220, 525308, 656635, 1313270, 2626540]

約数ペア:

[(1, 2626540), (2, 1313270), (4, 656635), (5, 525308), (7, 375220), (10, 262654), (14, 187610), (20, 131327), (28, 93805), (35, 75044), (70, 37522), (73, 35980), (140, 18761), (146, 17990), (257, 10220), (292, 8995), (365, 7196), (511, 5140), (514, 5110), (730, 3598), (1022, 2570), (1028, 2555), (1285, 2044), (1460, 1799)]