268441360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{305047}}^1$

素因数の和:305071

約数の個数: 40

約数和(自身を含む): 680867136

約数和(自身を除く): 412425776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 305047, 610094, 1220188, 1525235, 2440376, 3050470, 3355517, 4880752, 6100940, 6711034, 12201880, 13422068, 16777585, 24403760, 26844136, 33555170, 53688272, 67110340, 134220680, 268441360]

約数ペア:

[(1, 268441360), (2, 134220680), (4, 67110340), (5, 53688272), (8, 33555170), (10, 26844136), (11, 24403760), (16, 16777585), (20, 13422068), (22, 12201880), (40, 6711034), (44, 6100940), (55, 4880752), (80, 3355517), (88, 3050470), (110, 2440376), (176, 1525235), (220, 1220188), (440, 610094), (880, 305047)]