30638960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{941}}^1$

素因数の和:1002

約数の個数: 80

約数和(自身を含む): 79896672

約数和(自身を除く): 49257712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 941, 1480, 1628, 1882, 2035, 2960, 3256, 3764, 4070, 4705, 6512, 7528, 8140, 9410, 10351, 15056, 16280, 18820, 20702, 32560, 34817, 37640, 41404, 51755, 69634, 75280, 82808, 103510, 139268, 165616, 174085, 207020, 278536, 348170, 382987, 414040, 557072, 696340, 765974, 828080, 1392680, 1531948, 1914935, 2785360, 3063896, 3829870, 6127792, 7659740, 15319480, 30638960]

約数ペア:

[(1, 30638960), (2, 15319480), (4, 7659740), (5, 6127792), (8, 3829870), (10, 3063896), (11, 2785360), (16, 1914935), (20, 1531948), (22, 1392680), (37, 828080), (40, 765974), (44, 696340), (55, 557072), (74, 414040), (80, 382987), (88, 348170), (110, 278536), (148, 207020), (176, 174085), (185, 165616), (220, 139268), (296, 103510), (370, 82808), (407, 75280), (440, 69634), (592, 51755), (740, 41404), (814, 37640), (880, 34817), (941, 32560), (1480, 20702), (1628, 18820), (1882, 16280), (2035, 15056), (2960, 10351), (3256, 9410), (3764, 8140), (4070, 7528), (4705, 6512)]