52871980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53951}}^1$

素因数の和:53974

約数の個数: 36

約数和(自身を含む): 129161088

約数和(自身を除く): 76289108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 53951, 107902, 215804, 269755, 377657, 539510, 755314, 1079020, 1510628, 1888285, 2643599, 3776570, 5287198, 7553140, 10574396, 13217995, 26435990, 52871980]

約数ペア:

[(1, 52871980), (2, 26435990), (4, 13217995), (5, 10574396), (7, 7553140), (10, 5287198), (14, 3776570), (20, 2643599), (28, 1888285), (35, 1510628), (49, 1079020), (70, 755314), (98, 539510), (140, 377657), (196, 269755), (245, 215804), (490, 107902), (980, 53951)]