38487890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2791}}^1$

素因数の和:3002

約数の個数: 32

約数和(自身を含む): 79605504

約数和(自身を除く): 41117614

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 2791, 5582, 6895, 13790, 13955, 19537, 27910, 39074, 97685, 195370, 549827, 1099654, 2749135, 3848789, 5498270, 7697578, 19243945, 38487890]

約数ペア:

[(1, 38487890), (2, 19243945), (5, 7697578), (7, 5498270), (10, 3848789), (14, 2749135), (35, 1099654), (70, 549827), (197, 195370), (394, 97685), (985, 39074), (1379, 27910), (1970, 19537), (2758, 13955), (2791, 13790), (5582, 6895)]