28979460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{160997}}^1$

素因数の和:161012

約数の個数: 36

約数和(自身を含む): 87904908

約数和(自身を除く): 58925448

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 160997, 321994, 482991, 643988, 804985, 965982, 1448973, 1609970, 1931964, 2414955, 2897946, 3219940, 4829910, 5795892, 7244865, 9659820, 14489730, 28979460]

約数ペア:

[(1, 28979460), (2, 14489730), (3, 9659820), (4, 7244865), (5, 5795892), (6, 4829910), (9, 3219940), (10, 2897946), (12, 2414955), (15, 1931964), (18, 1609970), (20, 1448973), (30, 965982), (36, 804985), (45, 643988), (60, 482991), (90, 321994), (180, 160997)]