1397627840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{32839}}^1$

素因数の和:32882

約数の個数: 112

約数和(自身を含む): 4003852800

約数和(自身を除く): 2606224960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 8512, 10640, 21280, 32839, 42560, 65678, 131356, 164195, 229873, 262712, 328390, 459746, 525424, 623941, 656780, 919492, 1050848, 1149365, 1247882, 1313560, 1838984, 2101696, 2298730, 2495764, 2627120, 3119705, 3677968, 4367587, 4597460, 4991528, 5254240, 6239410, 7355936, 8735174, 9194920, 9983056, 10508480, 12478820, 14711872, 17470348, 18389840, 19966112, 21837935, 24957640, 34940696, 36779680, 39932224, 43675870, 49915280, 69881392, 73559360, 87351740, 99830560, 139762784, 174703480, 199661120, 279525568, 349406960, 698813920, 1397627840]

約数ペア:

[(1, 1397627840), (2, 698813920), (4, 349406960), (5, 279525568), (7, 199661120), (8, 174703480), (10, 139762784), (14, 99830560), (16, 87351740), (19, 73559360), (20, 69881392), (28, 49915280), (32, 43675870), (35, 39932224), (38, 36779680), (40, 34940696), (56, 24957640), (64, 21837935), (70, 19966112), (76, 18389840), (80, 17470348), (95, 14711872), (112, 12478820), (133, 10508480), (140, 9983056), (152, 9194920), (160, 8735174), (190, 7355936), (224, 6239410), (266, 5254240), (280, 4991528), (304, 4597460), (320, 4367587), (380, 3677968), (448, 3119705), (532, 2627120), (560, 2495764), (608, 2298730), (665, 2101696), (760, 1838984), (1064, 1313560), (1120, 1247882), (1216, 1149365), (1330, 1050848), (1520, 919492), (2128, 656780), (2240, 623941), (2660, 525424), (3040, 459746), (4256, 328390), (5320, 262712), (6080, 229873), (8512, 164195), (10640, 131356), (21280, 65678), (32839, 42560)]