2019914510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{821}}^1$

素因数の和:1433

約数の個数: 64

約数和(自身を含む): 4005573120

約数和(自身を除く): 1985658610

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 563, 821, 874, 1126, 1642, 2185, 2815, 4105, 4370, 5630, 8210, 10697, 12949, 15599, 18883, 21394, 25898, 31198, 37766, 53485, 64745, 77995, 94415, 106970, 129490, 155990, 188830, 246031, 358777, 462223, 492062, 717554, 924446, 1230155, 1793885, 2311115, 2460310, 3587770, 4622230, 8782237, 10631129, 17564474, 21262258, 43911185, 53155645, 87822370, 106311290, 201991451, 403982902, 1009957255, 2019914510]

約数ペア:

[(1, 2019914510), (2, 1009957255), (5, 403982902), (10, 201991451), (19, 106311290), (23, 87822370), (38, 53155645), (46, 43911185), (95, 21262258), (115, 17564474), (190, 10631129), (230, 8782237), (437, 4622230), (563, 3587770), (821, 2460310), (874, 2311115), (1126, 1793885), (1642, 1230155), (2185, 924446), (2815, 717554), (4105, 492062), (4370, 462223), (5630, 358777), (8210, 246031), (10697, 188830), (12949, 155990), (15599, 129490), (18883, 106970), (21394, 94415), (25898, 77995), (31198, 64745), (37766, 53485)]