77230220

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{18301}}^1$

素因数の和:18521

約数の個数: 24

約数和(自身を含む): 162961008

約数和(自身を除く): 85730788

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 18301, 36602, 73204, 91505, 183010, 366020, 3861511, 7723022, 15446044, 19307555, 38615110, 77230220]

約数ペア:

[(1, 77230220), (2, 38615110), (4, 19307555), (5, 15446044), (10, 7723022), (20, 3861511), (211, 366020), (422, 183010), (844, 91505), (1055, 73204), (2110, 36602), (4220, 18301)]