16204540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 37668960

約数和(自身を除く): 21464420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1009, 1460, 1606, 2018, 3212, 4015, 4036, 5045, 8030, 10090, 11099, 16060, 20180, 22198, 44396, 55495, 73657, 110990, 147314, 221980, 294628, 368285, 736570, 810227, 1473140, 1620454, 3240908, 4051135, 8102270, 16204540]

約数ペア:

[(1, 16204540), (2, 8102270), (4, 4051135), (5, 3240908), (10, 1620454), (11, 1473140), (20, 810227), (22, 736570), (44, 368285), (55, 294628), (73, 221980), (110, 147314), (146, 110990), (220, 73657), (292, 55495), (365, 44396), (730, 22198), (803, 20180), (1009, 16060), (1460, 11099), (1606, 10090), (2018, 8030), (3212, 5045), (4015, 4036)]