2781216103670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{673}}^1\times {\mathrm{2857}}^1$

素因数の和:3910

約数の個数: 128

約数和(自身を含む): 5525530076160

約数和(自身を除く): 2744313972490

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 331, 437, 662, 673, 874, 1346, 1655, 2185, 2857, 3310, 3365, 4370, 5714, 6289, 6730, 7613, 12578, 12787, 14285, 15226, 15479, 25574, 28570, 30958, 31445, 38065, 54283, 62890, 63935, 65711, 76130, 77395, 108566, 127870, 131422, 144647, 154790, 222763, 271415, 289294, 294101, 328555, 445526, 542830, 588202, 657110, 723235, 945667, 1113815, 1248509, 1446470, 1470505, 1891334, 1922761, 2227630, 2497018, 2941010, 3845522, 4232497, 4728335, 5123549, 6242545, 8464994, 9456670, 9613805, 10247098, 12485090, 17967673, 19227610, 21162485, 21750341, 25617745, 35935346, 36532459, 42324970, 43500682, 44223503, 51235490, 73064918, 88447006, 89838365, 97347431, 108751705, 179676730, 182662295, 194694862, 217503410, 221117515, 365324590, 413256479, 442235030, 486737155, 636433891, 826512958, 840246557, 973474310, 1272867782, 1680493114, 2066282395, 3182169455, 4132564790, 4201232785, 6364338910, 8402465570, 12092243929, 14637979493, 24184487858, 29275958986, 60461219645, 73189897465, 120922439290, 146379794930, 278121610367, 556243220734, 1390608051835, 2781216103670]

約数ペア:

[(1, 2781216103670), (2, 1390608051835), (5, 556243220734), (10, 278121610367), (19, 146379794930), (23, 120922439290), (38, 73189897465), (46, 60461219645), (95, 29275958986), (115, 24184487858), (190, 14637979493), (230, 12092243929), (331, 8402465570), (437, 6364338910), (662, 4201232785), (673, 4132564790), (874, 3182169455), (1346, 2066282395), (1655, 1680493114), (2185, 1272867782), (2857, 973474310), (3310, 840246557), (3365, 826512958), (4370, 636433891), (5714, 486737155), (6289, 442235030), (6730, 413256479), (7613, 365324590), (12578, 221117515), (12787, 217503410), (14285, 194694862), (15226, 182662295), (15479, 179676730), (25574, 108751705), (28570, 97347431), (30958, 89838365), (31445, 88447006), (38065, 73064918), (54283, 51235490), (62890, 44223503), (63935, 43500682), (65711, 42324970), (76130, 36532459), (77395, 35935346), (108566, 25617745), (127870, 21750341), (131422, 21162485), (144647, 19227610), (154790, 17967673), (222763, 12485090), (271415, 10247098), (289294, 9613805), (294101, 9456670), (328555, 8464994), (445526, 6242545), (542830, 5123549), (588202, 4728335), (657110, 4232497), (723235, 3845522), (945667, 2941010), (1113815, 2497018), (1248509, 2227630), (1446470, 1922761), (1470505, 1891334)]