25974740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3191}}^1$

素因数の和:3248

約数の個数: 48

約数和(自身を含む): 61133184

約数和(自身を除く): 35158444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 3191, 4070, 6382, 8140, 12764, 15955, 31910, 35101, 63820, 70202, 118067, 140404, 175505, 236134, 351010, 472268, 590335, 702020, 1180670, 1298737, 2361340, 2597474, 5194948, 6493685, 12987370, 25974740]

約数ペア:

[(1, 25974740), (2, 12987370), (4, 6493685), (5, 5194948), (10, 2597474), (11, 2361340), (20, 1298737), (22, 1180670), (37, 702020), (44, 590335), (55, 472268), (74, 351010), (110, 236134), (148, 175505), (185, 140404), (220, 118067), (370, 70202), (407, 63820), (740, 35101), (814, 31910), (1628, 15955), (2035, 12764), (3191, 8140), (4070, 6382)]