16444400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{839}}^1$

素因数の和:871

約数の個数: 90

約数和(自身を含む): 46012680

約数和(自身を除く): 29568280

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, 839, 980, 1225, 1400, 1678, 1960, 2450, 2800, 3356, 3920, 4195, 4900, 5873, 6712, 8390, 9800, 11746, 13424, 16780, 19600, 20975, 23492, 29365, 33560, 41111, 41950, 46984, 58730, 67120, 82222, 83900, 93968, 117460, 146825, 164444, 167800, 205555, 234920, 293650, 328888, 335600, 411110, 469840, 587300, 657776, 822220, 1027775, 1174600, 1644440, 2055550, 2349200, 3288880, 4111100, 8222200, 16444400]

約数ペア:

[(1, 16444400), (2, 8222200), (4, 4111100), (5, 3288880), (7, 2349200), (8, 2055550), (10, 1644440), (14, 1174600), (16, 1027775), (20, 822220), (25, 657776), (28, 587300), (35, 469840), (40, 411110), (49, 335600), (50, 328888), (56, 293650), (70, 234920), (80, 205555), (98, 167800), (100, 164444), (112, 146825), (140, 117460), (175, 93968), (196, 83900), (200, 82222), (245, 67120), (280, 58730), (350, 46984), (392, 41950), (400, 41111), (490, 33560), (560, 29365), (700, 23492), (784, 20975), (839, 19600), (980, 16780), (1225, 13424), (1400, 11746), (1678, 9800), (1960, 8390), (2450, 6712), (2800, 5873), (3356, 4900), (3920, 4195)]