2017447600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{102931}}^1$

素因数の和:102963

約数の個数: 90

約数和(自身を含む): 5638306164

約数和(自身を除く): 3620858564

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, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 19600, 102931, 205862, 411724, 514655, 720517, 823448, 1029310, 1441034, 1646896, 2058620, 2573275, 2882068, 3602585, 4117240, 5043619, 5146550, 5764136, 7205170, 8234480, 10087238, 10293100, 11528272, 14410340, 18012925, 20174476, 20586200, 25218095, 28820680, 36025850, 40348952, 41172400, 50436190, 57641360, 72051700, 80697904, 100872380, 126090475, 144103400, 201744760, 252180950, 288206800, 403489520, 504361900, 1008723800, 2017447600]

約数ペア:

[(1, 2017447600), (2, 1008723800), (4, 504361900), (5, 403489520), (7, 288206800), (8, 252180950), (10, 201744760), (14, 144103400), (16, 126090475), (20, 100872380), (25, 80697904), (28, 72051700), (35, 57641360), (40, 50436190), (49, 41172400), (50, 40348952), (56, 36025850), (70, 28820680), (80, 25218095), (98, 20586200), (100, 20174476), (112, 18012925), (140, 14410340), (175, 11528272), (196, 10293100), (200, 10087238), (245, 8234480), (280, 7205170), (350, 5764136), (392, 5146550), (400, 5043619), (490, 4117240), (560, 3602585), (700, 2882068), (784, 2573275), (980, 2058620), (1225, 1646896), (1400, 1441034), (1960, 1029310), (2450, 823448), (2800, 720517), (3920, 514655), (4900, 411724), (9800, 205862), (19600, 102931)]