1954000

素因数分解:

$2^4\times 5^3\times {\mathrm{977}}^1$

素因数の和:1000

約数の個数: 40

約数和(自身を含む): 4729608

約数和(自身を除く): 2775608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 977, 1000, 1954, 2000, 3908, 4885, 7816, 9770, 15632, 19540, 24425, 39080, 48850, 78160, 97700, 122125, 195400, 244250, 390800, 488500, 977000, 1954000]

約数ペア:

[(1, 1954000), (2, 977000), (4, 488500), (5, 390800), (8, 244250), (10, 195400), (16, 122125), (20, 97700), (25, 78160), (40, 48850), (50, 39080), (80, 24425), (100, 19540), (125, 15632), (200, 9770), (250, 7816), (400, 4885), (500, 3908), (977, 2000), (1000, 1954)]