4071940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2789}}^1$

素因数の和:2871

約数の個数: 24

約数和(自身を含む): 8671320

約数和(自身を除く): 4599380

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 2789, 5578, 11156, 13945, 27890, 55780, 203597, 407194, 814388, 1017985, 2035970, 4071940]

約数ペア:

[(1, 4071940), (2, 2035970), (4, 1017985), (5, 814388), (10, 407194), (20, 203597), (73, 55780), (146, 27890), (292, 13945), (365, 11156), (730, 5578), (1460, 2789)]