12896380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{367}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 31159296

約数和(自身を除く): 18262916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 367, 502, 734, 1004, 1255, 1468, 1757, 1835, 2510, 2569, 3514, 3670, 5020, 5138, 7028, 7340, 8785, 10276, 12845, 17570, 25690, 35140, 51380, 92117, 184234, 368468, 460585, 644819, 921170, 1289638, 1842340, 2579276, 3224095, 6448190, 12896380]

約数ペア:

[(1, 12896380), (2, 6448190), (4, 3224095), (5, 2579276), (7, 1842340), (10, 1289638), (14, 921170), (20, 644819), (28, 460585), (35, 368468), (70, 184234), (140, 92117), (251, 51380), (367, 35140), (502, 25690), (734, 17570), (1004, 12845), (1255, 10276), (1468, 8785), (1757, 7340), (1835, 7028), (2510, 5138), (2569, 5020), (3514, 3670)]