1266580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 3104640

約数和(自身を除く): 1838060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 109, 140, 166, 218, 332, 415, 436, 545, 581, 763, 830, 1090, 1162, 1526, 1660, 2180, 2324, 2905, 3052, 3815, 5810, 7630, 9047, 11620, 15260, 18094, 36188, 45235, 63329, 90470, 126658, 180940, 253316, 316645, 633290, 1266580]

約数ペア:

[(1, 1266580), (2, 633290), (4, 316645), (5, 253316), (7, 180940), (10, 126658), (14, 90470), (20, 63329), (28, 45235), (35, 36188), (70, 18094), (83, 15260), (109, 11620), (140, 9047), (166, 7630), (218, 5810), (332, 3815), (415, 3052), (436, 2905), (545, 2324), (581, 2180), (763, 1660), (830, 1526), (1090, 1162)]