4949840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{8839}}^1$

素因数の和:8859

約数の個数: 40

約数和(自身を含む): 13153920

約数和(自身を除く): 8204080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 8839, 17678, 35356, 44195, 61873, 70712, 88390, 123746, 141424, 176780, 247492, 309365, 353560, 494984, 618730, 707120, 989968, 1237460, 2474920, 4949840]

約数ペア:

[(1, 4949840), (2, 2474920), (4, 1237460), (5, 989968), (7, 707120), (8, 618730), (10, 494984), (14, 353560), (16, 309365), (20, 247492), (28, 176780), (35, 141424), (40, 123746), (56, 88390), (70, 70712), (80, 61873), (112, 44195), (140, 35356), (280, 17678), (560, 8839)]