193999400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{138571}}^1$

素因数の和:138594

約数の個数: 48

約数和(自身を含む): 515487840

約数和(自身を除く): 321488440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 138571, 277142, 554284, 692855, 969997, 1108568, 1385710, 1939994, 2771420, 3464275, 3879988, 4849985, 5542840, 6928550, 7759976, 9699970, 13857100, 19399940, 24249925, 27714200, 38799880, 48499850, 96999700, 193999400]

約数ペア:

[(1, 193999400), (2, 96999700), (4, 48499850), (5, 38799880), (7, 27714200), (8, 24249925), (10, 19399940), (14, 13857100), (20, 9699970), (25, 7759976), (28, 6928550), (35, 5542840), (40, 4849985), (50, 3879988), (56, 3464275), (70, 2771420), (100, 1939994), (140, 1385710), (175, 1108568), (200, 969997), (280, 692855), (350, 554284), (700, 277142), (1400, 138571)]