11561480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 30032640

約数和(自身を除く): 18471160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 263, 280, 314, 526, 628, 785, 1052, 1099, 1256, 1315, 1570, 1841, 2104, 2198, 2630, 3140, 3682, 4396, 5260, 5495, 6280, 7364, 8792, 9205, 10520, 10990, 14728, 18410, 21980, 36820, 41291, 43960, 73640, 82582, 165164, 206455, 289037, 330328, 412910, 578074, 825820, 1156148, 1445185, 1651640, 2312296, 2890370, 5780740, 11561480]

約数ペア:

[(1, 11561480), (2, 5780740), (4, 2890370), (5, 2312296), (7, 1651640), (8, 1445185), (10, 1156148), (14, 825820), (20, 578074), (28, 412910), (35, 330328), (40, 289037), (56, 206455), (70, 165164), (140, 82582), (157, 73640), (263, 43960), (280, 41291), (314, 36820), (526, 21980), (628, 18410), (785, 14728), (1052, 10990), (1099, 10520), (1256, 9205), (1315, 8792), (1570, 7364), (1841, 6280), (2104, 5495), (2198, 5260), (2630, 4396), (3140, 3682)]