16518440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5657}}^1$

素因数の和:5741

約数の個数: 32

約数和(自身を含む): 37682280

約数和(自身を除く): 21163840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 5657, 11314, 22628, 28285, 45256, 56570, 113140, 226280, 412961, 825922, 1651844, 2064805, 3303688, 4129610, 8259220, 16518440]

約数ペア:

[(1, 16518440), (2, 8259220), (4, 4129610), (5, 3303688), (8, 2064805), (10, 1651844), (20, 825922), (40, 412961), (73, 226280), (146, 113140), (292, 56570), (365, 45256), (584, 28285), (730, 22628), (1460, 11314), (2920, 5657)]