19149200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{977}}^1$

素因数の和:1009

約数の個数: 90

約数和(自身を含む): 53571906

約数和(自身を除く): 34422706

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 977, 980, 1225, 1400, 1954, 1960, 2450, 2800, 3908, 3920, 4885, 4900, 6839, 7816, 9770, 9800, 13678, 15632, 19540, 19600, 24425, 27356, 34195, 39080, 47873, 48850, 54712, 68390, 78160, 95746, 97700, 109424, 136780, 170975, 191492, 195400, 239365, 273560, 341950, 382984, 390800, 478730, 547120, 683900, 765968, 957460, 1196825, 1367800, 1914920, 2393650, 2735600, 3829840, 4787300, 9574600, 19149200]

約数ペア:

[(1, 19149200), (2, 9574600), (4, 4787300), (5, 3829840), (7, 2735600), (8, 2393650), (10, 1914920), (14, 1367800), (16, 1196825), (20, 957460), (25, 765968), (28, 683900), (35, 547120), (40, 478730), (49, 390800), (50, 382984), (56, 341950), (70, 273560), (80, 239365), (98, 195400), (100, 191492), (112, 170975), (140, 136780), (175, 109424), (196, 97700), (200, 95746), (245, 78160), (280, 68390), (350, 54712), (392, 48850), (400, 47873), (490, 39080), (560, 34195), (700, 27356), (784, 24425), (977, 19600), (980, 19540), (1225, 15632), (1400, 13678), (1954, 9800), (1960, 9770), (2450, 7816), (2800, 6839), (3908, 4900), (3920, 4885)]