4155220

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{557}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 8765064

約数和(自身を除く): 4609844

約数列:

[1, 2, 4, 5, 10, 20, 373, 557, 746, 1114, 1492, 1865, 2228, 2785, 3730, 5570, 7460, 11140, 207761, 415522, 831044, 1038805, 2077610, 4155220]

約数ペア:

[(1, 4155220), (2, 2077610), (4, 1038805), (5, 831044), (10, 415522), (20, 207761), (373, 11140), (557, 7460), (746, 5570), (1114, 3730), (1492, 2785), (1865, 2228)]