3899320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1455

約数の個数: 32

約数和(自身を含む): 8903520

約数和(自身を除く): 5004200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1373, 1420, 2746, 2840, 5492, 6865, 10984, 13730, 27460, 54920, 97483, 194966, 389932, 487415, 779864, 974830, 1949660, 3899320]

約数ペア:

[(1, 3899320), (2, 1949660), (4, 974830), (5, 779864), (8, 487415), (10, 389932), (20, 194966), (40, 97483), (71, 54920), (142, 27460), (284, 13730), (355, 10984), (568, 6865), (710, 5492), (1373, 2840), (1420, 2746)]